is hbro4 stronger than hbro3city of dayton mn building permits
Perbromic acid Why is p-nitrophenol a stronger acid than phenol itself? Update. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. As we discussed earlier NH 3 is a weak base hence it will form a conjugate acid by adding one proton to itself. No, the HBrO3 Lewis structure is not stronger than the HBrO4 Lewis structure in terms of its acidity. Minimising the environmental effects of my dyson brain, Identify those arcade games from a 1983 Brazilian music video. Which one is stronger acid, H2SO4 or H2SO3? All these behaviours by HBrO3 Lewis structure confirms its covalency. How much power is required to overcome aerodynamic drag if p = 1.225 kg/m3? The properties associated with the HBrO3 Lewis structure are discussed in detail below: HBrO3 Lewis structure electron dot representation involves some steps which leads to the concluding structural description. acid-base. (A) Strength of acidic character of oxyacids lies in the following Electrolytes are those substances that can dissolve in water to dissociate into ions. Secondly, there are more terminal oxygens on the H3PO4 as well. The compound perbromic acid is the inorganic compound with the formula HBrO 4. Which is the stronger acid in the following pair? Air enters the 1-m2 inlet of an aircraft engine at 100 kPa and 20C with a velocity of 180 m/s. It is an oxoacid of bromine. chlorous acid (formula) HClO2. Eq lies on side opposite the HBr (i.e. . HBrO4 is a stronger acid than HBrO3 by over 2 orders of magnitude. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. act as an acid). The order of acidic strength of HOCl, HClO2, HClO3 and HClO4 are: Cl is more electronegative (and smaller in size) than Br. It is weak acid. Comparing basic strengths between pyridine and 1,2-dihydropyrazine, Comparing acidic strengths between benzylammonium ion and phenol. It only takes a minute to sign up. anti climax figure of speech examples Chem Ch 16 Flashcards | Quizlet This means that both are strong acids, completely ionized in water. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. This cookie is set by GDPR Cookie Consent plugin. Which is the stronger acid: H2O or H3O+? Marks 2 In Group 17 oxyacids, electron density is drawn away from the O atom as the electronegativity of the halogen increases. In direct contrast with HCl vs. HBr , HClO is a stronger acid than HBrO , because Cl is more electronegative, which dominates over the size difference between Cl and Br due to the presence of the oxygen. In oxyacids when there is the same central atom then the one with more number of bonded atoms is considered stronger. WILL GIVE BRAINLIEST N can however achieve a formal oxidation state of +5 as in the N O X 3 X ion. Get access to this video and our entire Q&A library, Bronsted-Lowry Acid: Definition & Examples. To learn more, see our tips on writing great answers. Conjugate bases of strong acids are ineffective bases. hypochlorous acid (formula) HClO. Electronegativity increases when more oxygen atoms are present Br is in a higher oxidation state in HBrO4 The bond enthalpy is higher in HBrO3 The Ka value is higher in HBrO3 Question 28 3 pts Stomach acid can have a pH of about 1.45. Chloric acid formula HClO3. LIST ACID NH4ClO4 NH4Cl HBrO WEAK H2PO4-H3PO3 WEAK HNO3 STRONG HCl STRONG H2S WEAK H2SO4 STRONG H3PO4 WEAK H2CO3 WEAK HBr STRONG HI STRONG HClO4 STRONG HClO3. Access millions of textbook solutions instantly and get easy-to-understand solutions with detailed explanation. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Is HBrO3 an acid or base or neutral? Perbromic acid is a strong acid and strongly oxidizing. We also use third-party cookies that help us analyze and understand how you use this website. Why do we add phenolphthalein to the acid and not to the base? 3,737. Yes, the HBrO3 Lewis structure is soluble in water. Ionic or Molecular. Question (A) Strength of acidic character of oxyacids lies in the following sequence: HClO 4>HBrO 4>HIO 4 HF (Hydrofluoric acid) is a weak acid, but you can't store it in glass bottles as it will dissolve the glass. These steps are discussed ahead: It is very much evident that the HBrO3 Lewis structure comprises hydrogen, bromine, and oxygen atoms. Why is HBrO4 a stronger acid than HBrO3? Clearly explain why HOCl is stronger than HOBr, whereas HCI is weaker than HBr with respect to acid strength. How do you know whether to use size or EN as a guideline for comparing strengths of acids/bases? Based on this information is HBr a strong acid or weak acid. HBraq OH-aq H201 Braq A HBO B OH C H20 D Br 5. Bromic acid | HBrO3 - PubChem We have a problem determining which is the stronger of H2SO4 or H2SeO4. Why is HClO3 a stronger acid than HBrO3 and HBrO3 a stronger acid than HIO3? HBrO3 is Acid. The oxidation state of Br in HBrO3 and HBrO4 are +5 and +7 Acidity is defined as tendency to donate protons or acc. Explain why the neutralization reaction of a strong acid and a weak base gives a weakly acidic solution. {/eq} and {eq}H_2SeO_3 strong acid. All other trademarks and copyrights are the property of their respective owners. After dissociation, there is the formation of bromate ions. You also have the option to opt-out of these cookies. Any acid that dissociates 100% into ions is called a strong acid. By clicking Accept All, you consent to the use of ALL the cookies. Why is HBRO4 a stronger acid than HBRO3? Its structure is not symmetrical or tetrahedral in shape. This cookie is set by GDPR Cookie Consent plugin. Explain why the pH of 1.0M hydrochloric acid is 1.0M while that of 1.0M ethanoic acid is 5.0. HBrO3 Lewis structure is involved in one of the famous name reactions, the Belousov-Zhabotinsky reaction. Why is HF acid stronger than H2O based on molecular structure? Let us help you simplify your studying. Provide equations/reactions Explain. Weekreport 36, 2022. This is a sample answer. The pKa of HBrO3 is -2 and of HBr04 is -4.6. For each pair of acids, a state in which acid is a stronger acid, and briefly explain. H 2 SO 4 - sulfuric acid ( HSO4- is a weak acid) HBr - hydrobromic acid. . The compound perbromic acid is the inorganic compound with the formula HBrO4. Thus, we predict that #"HBrO"_2# should be a stronger acid than #"HBrO"#. Which is more acidic HClO3 or HClO? - Sage-Tips Sulfuric Acid H2SO4 strong acid. Question Transcribed Image Text: Why is HBRO4 a stronger acid than HBRO3? Here are two basic reasons: Nitrogen does not possess d -orbitals in valence shell and so its covalency is limited to 4. Q: 15) H2O (H2 O) is a weaker acid than HF ("H" "F"). Perbromic acid is unstable and cannot be formed by displacement of chlorine from perchloric acid, as periodic acid is prepared; it can only be made by protonation of the perbromate ion. Will Gnome 43 be included in the upgrades of 22.04 Jammy? HBrO3 Lewis structure consists of a bromine atom, 2 oxygen atoms, and one hydroxyl -OH group. Copyright 2023 WisdomAnswer | All rights reserved. Hence HClO3 Lewis structure is stronger than the HBrO3 Lewis structure. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Explain. a. HI:H2Te b. NH3 :PH3 Explain. Is mg(bro3)2 an acid or base? - Answers Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. The HBr bond in HBrO is stronger than the HBr bond in HBrO3 E. The HO bond in HBrO is weaker than the HO bond in HBrO3 C and D are invalid because there is no HBr bond. Start studying Strong and Weak Acids and Bases. Whats the grammar of "For those whose stories they are"? HClO4. Explain why Ca (OH)2(aq) + 2HBr(aq) \rightarrow CaBr2(aq) + 2H2 O(l) is an acid based reaction. Why is HBrO3 a stronger acid than H2SeO3 ? These contribute to {eq}HBrO_3 Why is pyrrole more acidic than pyrrolidine? Explain. What type of compound is HBrO4? Your email address will not be published. What is the hydrogen ion [H] concentration in molarity? Which is a stronger acid? Learn vocabulary terms and more with flashcards games and other study tools. HBrO4 is the stronger acid. Which should be the stronger Bronsted acid, [V(H2O)6]2+ or [V(H2O)6]3+? HBrO4. This is confirmed by their Ka values . Neither HClO4 or HCO3 is the weakest. Can HBrO3 and HBrO4 be considered strong acids? - Quora Is HBR a strong acid or a strong base. The acidity is decided on the basis of oxidation state on the central atom. Learn More 6 Rob Hooft PhD in structural chemistry using molecular modeling and X-ray diffraction. Is this a strong or weak acid? Related guide for Is HBrO3 Weak Or Strong. Why is HBrO4 a stronger acid than HBrO3? Is sulphurous acid an acid or base. Chlorous acid formula HClO2. Perbromsaure. Is bromate harmful to humans. Ironically, it is a Lewis base. According to its electron dot representation and arrangements, the HBrO3 Lewis structure exhibits trigonal pyramidal shape and tetrahedral geometry. HBrO4 is a stronger acid than HBrO3 by over 2 orders of magnitude. In bromate ion, there is the presence of a negative charge, lone pair, and double bonds which makes the delocalization easy. Why is B(OH)_3 a stronger acid than Al(OH)_3? How long will the footprints on the moon last? Explain the apparent paradox: HBr is a stronger acid than HCl, but HOCl is a stronger acid than HOBr. [Solved] Acid strengths for HBrO4 vs HIO4, and HBr vs HI The octet rule is the core concept of bonding which emphasizes that every element should have 8 valence electrons to be considered stable. The cookies is used to store the user consent for the cookies in the category "Necessary". This website uses cookies to improve your experience while you navigate through the website. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Which molecule is more acidic: CHF3 or CHBr3? Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. The best answers are voted up and rise to the top, Not the answer you're looking for? Electronegativity is the ability of an atom to pull electrons towards itself. In the HBrO3 Lewis structure, there is the presence of oxygen and hydrogen but carbon is absent. The method to find formal charge: Formal Charge = Valence electrons Nonbonding Electrons Bonding electrons/2, FC of H in HBrO3 Lewis structure = 1 0 2/2 = 0, FC of Br in HBrO3 Lewis structure = 7 2 10/2 =0, FC of O (OH group)in HBrO3 Lewis structure = 6 4 4/2 = 0, FC of O in HBrO3 Lewis structure = 6 4 4/2 = 0. Its pKa value is -9 and therefore it almost completely ionises to give a proton in aqueous form. It would have to rotate in the opposite direction to its star orbit with a. chloric acid (formula) HClO3. Identify the conjugate base in the following reaction. Chem chapter 16 Flashcards | Quizlet Is there a terminology contradiction about whether the conjugate of a strong acid is a "weak base"? Proper analyses of the position of elements in the periodic table shows that hydrogen has 1 valence electron, bromine has 7 valence electrons and oxygen has 6 valence electrons. Our videos prepare you to succeed in your college classes. Higher the oxidation state more the acidic nature. That is only half the story. So it cannot accept electrons, instead, it can donate the electrons. (HBrO3 Or HBrO2? This cookie is set by GDPR Cookie Consent plugin. In the same sense, HBrO4 would be stronger than HBrO3 and HBrO2 would be stronger than HBrO Advertisement naturalmoney The BrO2- ion has one more oxygen (a very electronegative element) than does BrO-, hence BrO2- is more electronegative. Acid strengths for HBrO4 vs HIO4, and HBr vs HI, factors that control the relative strengths of acids and bases, We've added a "Necessary cookies only" option to the cookie consent popup, Comparison of organic and inorganic acid strengths. Explain why an acid-base reaction favors the weaker acid. Is HBrO4 strong or weak? Is HBrO3 a strong or weak acid or base? - WisdomAnswer Order in the increasing order of acidity:HCl, H2SO4, HF, HCl - Socratic > For oxyacids with the same central atom, the acidity increases as the number of atoms bonded to the central atom increases. act as an acid). periodic acid (formula) HIO4. This then makes the O-H bond more polar, and so more acidic. act as an acid). A strong acid B weak acid C impossible to tell 6. Which is the stronger acid: CH4 or CH3Cl? O=Br-O-H. By the same argument, HBrO4 is a stronger acid than HBrO3 which is a stronger acid than HBrO2. Lone pairs of electrons in any Lewis structure are those electrons that have no role in sharing as the octet criteria and the bonding is fulfilled. Why HClO more acidic than HIO? - CHEMISTRY COMMUNITY , of propan-2-ol Perbromic acid is a strong acid and strongly oxidizing. Acid strengths for HBrO4 vs HIO4, and HBr vs HI. These acids all fall into the category of superacids acids stronger than 100 sulfuric acid. In chemistry neutralization or neutralisation see spelling differences is a chemical reaction in which an acid and a base react quantitatively with each other. Learn more about Stack Overflow the company, and our products. ate Learn vocabulary terms and more with flashcards games and other study tools. In direct contrast with "HCl" vs. "HBr", "HClO" is a stronger acid than "HBrO", because "Cl" is more electronegative, which dominates over the size difference between "Cl" and "Br" due to the presence of the oxygen. Solved a) Which is the strongest acid: HCLO HBrO2 | Chegg.com By clicking Accept All, you consent to the use of ALL the cookies. HBrO2 is the stronger acid. HBrO4 is called perbromic acid.HBrO3 is bromic acidHBrO2 is bromous acidHBrO is hypobromic acid. Because it is formed from the reaction of a strong base, Mg(OH)2 and a somewhat weak acid HBrO3. question_answer Q: Certain gas-phase reactions of the type AP have rate laws of the form v= kakb[A]2 / (kb + k'a[A]). Our rich database has textbook solutions for every discipline. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Create . H_2PO_4^- and HPO_4^{2-}. Does Ryzen 7 come with integrated graphics? Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. You also have the option to opt-out of these cookies. When titrating a strong monoprotic acid and KOH at 25C, the A) pH will be less than 7 at the equivalence point. These are oxyacids. These acids all fall into the category of superacids acids stronger than 100 sulfuric acid. It also gave a partial positive and negative charge. But out of these 26 valence electrons, the central bromine atom has 2 electrons that do not participate in chemical bond formation. If my understanding is correct, bromous acid ($\ce{HBrO2}$) is a stronger acid than hypobromous acid ($\ce{HBrO}$) because the additional electronegative oxygen atom draws the electron away from the hydrogen atom, making dissociation for $\ce{H+}$ easier. Explain how a strong acid is different from a concentrated acid. The lone pair of electrons on the bromine atom due to its repulsive properties pull the electron cloud towards itself thereby shrinking the HBrO3 Lewis structure. For all the reactions, identify the reaction type and name the products formed. Electronegativity increases when more oxygen atoms are present Br is in a higher oxidation state in HBrO4 The bond enthalpy is higher in HBrO3 The Ka value is higher in HBrO3 Question 28 3 pts Stomach acid can have a pH of about 1.45. In nutshell, the HBrO3 Lewis structure is a strong inorganic oxyacid that exhibits covalent bonding and only exists in the aqueous medium. Which of the following is the strongest acid? Cl,Br,I all, belong to the same group. Checking of formal charge is important to confirm the stability of HBrO3 Lewis structure. This website uses cookies to improve your experience while you navigate through the website. HIO3. Acid. Is there a way to search all eBay sites for different countries at once? . Is HClO a strong or weak acid? - Find what come to your mind For a weak acid or base, why does the degree of ionization increase with dilution? What is the mission statement for the African sandals business? The pKa of HBrO3 is -2 and of HBr04 is -4.6. Why is imidazole a stronger acid (pka = 14.4) than pyrrole (pka = 17)? Classify the compounds as a strong acid weak acid strong base or weak base. Which is the stronger acid, H 2 S or C H 3 C O O H ? perchloric acid (formula) HClO4. C) a strong Arrhenius base. For each pair of acids, a state in which acid is a stronger acid, and briefly explain. Briefly explain your answer. Why is p-nitrophenol more acidic than 4-nitrocyclohexanol? acetaminophen. This is due to the electronegativity of halides and how Bronsted-Lowry acid and base chemistry works. HI - hydroiodic acid. How to identify strong or weak base and acid? perbromic acid (formula) HBrO4. HSO 3 F is one of the strongest known simple Brnsted acids although carborane-based acids are still stronger. Hope this helps :D (Chemistry was hard for me too!) #"HBrO"_2# has #K_a = 1.2 10^-5#, while #"HBrO"# has #K_a = 2 10^-9#. 1) Reaction of 2-methylpropan-1-ol with acidified potassium permangan These cookies ensure basic functionalities and security features of the website, anonymously. Draw electron-dot structures for both and explain why. So to make the structure stable and formal charge 0 there was the formation of double covalent bonds between the bromine atom and two oxygen atoms. All rights reserved. HBrO2 is shown below. Why does the presence of a strong acid cause hypochlorite ion to convert to hypochlorous acid? 2. Br is in a higher oxidation state in HBRO4 Electronegativity increases when more oxygen atoms are present The Ka value is higher in HBRO3 The bond enthalpy is higher in HBRO3 Expert Solution Want to see the full answer? Strong acid Weak acid Strong base Weak base Answer Bank H2CO3 KOH NH3 HBr H3PO4 HSO4 Ba OH2. So, H N O X 3 is an strong oxidizing agent because the N can be readily reduced. If it does not dissociate 100%, it is a weak acid. Does the nature of the H-A bond tell us about the $\Delta$G of an acid's dissociation? See here for more in-depth discussion. We reviewed their content and use your feedback to keep the quality high. If you want to quickly find the word you want to search, use Ctrl + F, then type the word you want to search. Comparing Acidic Strength of H3PO4 and H3AsO4 Explain why. HCl - hydrochloric acid. Explain why when a strong acid is added to a mixture of a weak acid and its conjugate base, the pH changes only slowly. HBrO3. Since I is larger than Br, the H-I bond is longer, weaker, and therefore more prone to dissociation. 2, 3-dimethylheptanoJc acid 3, 3-dichlorohexanoic acid 4-bromo-3-lodohexanoic acid 4 bromo-3-chloroheptanolc acid 4-bromo-2-fluorohexanolc acid Predic. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. It is of trigonal pyramidal shape. Choose the stronger acid in each of the following pairs: (a) H2Se or H3As (b) B (OH)3 or Al (OH)3 (c) HBrO2 or HBrO Choose the weaker acid in each of the following pairs: (a) HBr or H2Se (b) HClO4 or H2SO4 (c) H2SO3 or H2SO4 Science Chemistry Question P + 4 oxygens > As +3 oxygens. This in turn draws electron density away from the OH bond and weakens it. It is about the strength of the H-Br versus H-I bond. It may be 1 ionized or 99 ionized but it is still classified as a weak acid. Given that HSO4- is a stronger acid than HPO4^2-, what is the chemical reaction if solutions containing these ions are mixed together? 1. How did Jose rizals parents raise their children. 4Hint 1: Which Is More Electron Withdrawing (considerelectronegativity) P Or As? The cookie is used to store the user consent for the cookies in the category "Performance". How do you calculate the pH of a buffer solution? In HI and HBr, the hydrogen is directly bonded to the halogen, but in the perhalic acids it isn't. rev2023.3.3.43278. The seven common strong acids are: HClO4, Ka 1010 HI, Ka = 3.2 109 HBr, Ka = 1.0 109 HCl, Ka = 1.3 106 H2SO4, Ka1 = 103 HNO3, Ka = 24 HClO3, Ka 10 Of these, the binary acids are some of the strongest, with one exception being HClO4. Start studying Strong and weak acids and bases. copyright 2003-2023 Homework.Study.com. Use Moment-Area Method For the uniform cantilever beam and loading shown, determine (a) the slope at the free end, (b) the deflection at the free end. on reactant side); thus, [Reactants] > [Products] and K < 1. H_2O and H_2S. Since chlorine is more electronegative than bromine, HClO4 is a stronger acid than HBrO4. Hno 3 Hcl Hbr Hi H 2 So 4 And Hclo 4 Are The Strong Acids Strong And Weak Acids Bases The Strength Of An Acid Or Base Is Determined By The Amount Ppt Download. For each pair of compounds, indicate the one that is the stronger acid. Which would you expect to be stronger acid, trichloroacetic acid or tribromoacetic acid? B, Convert a pressure measurement of 20 PSIA into units of inches water column (gauge) (A) 1321 H2O (B) 510.1 H2O (C) 701.2 H2O (D) 146.7 H2O (E) 960.5 H2O. Briefly explain. So after they spill, it is really extremely important to incorporate them right absent to reduce their distribute. Is HIO3 an acid or base. A new sports car has a drag coefficient of 0.30 and a frontal area of 1.95 m2, and is traveling at 68 kph. What is the name for HBrO3? - Answers The Lewis electron dot representation depicts that the HBrO3 Lewis structure is a covalent compound. HBrO3 is Acid. Weekreport 37, 2022. Thats why they are also designated as nonbonding electrons. Explain. An example of data being processed may be a unique identifier stored in a cookie. vegan) just to try it, does this inconvenience the caterers and staff? Hence HBrO3 Lewis structure is a polar compound. If it is less than 100 ionized in solution it is a weak baseLearning Objectives. Is HBR a strong or weak and an acid or base? The HO bond in HBrO is more polar than the HO bond in HBrO3 C. The HBr bond in HBro is weaker than the HBr in HBrO3 D. The HBr bond in HBrO is stronger than the HBr bond in HBrO3 E. A Strong acid, is one whos dissociation constant is lower than that of H3O+, which is the actual acid substance present when a strong acid is placed in H2O. Which statement about the solution is correct? Which is a stronger acid HIO_3 or HBrO_3? This is because the ClO3- ion is more stable than BrO3- ion because the negative charge on oxygen is reduced by stronger backbonding with Cl atom compared to Br atom because of large difference in energy level of Br and O. I think the correct order according to increasing acid strength would be the one in option B. Why is HBrO3 a stronger acid than H2SeO3 ? Solved Why is HBrO4 a stronger acid than HBrO3? | Chegg.com Answer. A very strong base always forms a weak conjugate acid. By signing up, you'll get thousands of step-by-step solutions to your homework questions. AsH 3 is a stronger acid than HBr because As is larger than Br. Does Matthew Gray Gubler do a voice in the Disney movie Tangled? This means that both are strong acids completely ionized in water. HBrO3 is a stronger acid than HBrO2 because it has more oxygens surrounding the central Br atom. KF Mg3Ng2, How many valence electrons does xenon have, When electroplating silver (Ag) on iron (Fe) what is oxidized. This result in more H + ion formed from those molecules, resulting in a higher amount of pH changes. For oxoacids, relative acid strength depends on the strength of the O-H bonds. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Its properties ranging from bonding to structural to electronic are descripted in this article. Weekreport 38, 2022. Also in the HBrO3 Lewis structure, there is sharing of electrons instead of loss and gain of electrons as in electrovalent species. See all questions in pH, pKa, Ka, pKb, Kb. Understand the Bronsted-Lowry acid definition, the mechanisms, and see Bronsted-Lowry acid and base conjugate examples. Hence planets that formed within this disk of material all ended up orbiting the Sun in the. How do I download YouTube videos without the app? Explain why the strongest acids are assigned the lowest pH values. what is the strongest acid here? - Questions LLC Cotton Candy Flavored Alcohol, strong acid. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Explain why HI is more acidic than HCl but HOI is less acidic than HOCl. Strong acids, such as hydrochloric acid, are 100 percent ionized in aqueous solution, whereas weak acids, such as acetic acid, are less than 5 percent ionized. What is the hydrogen ion [H] concentration in molarity? Surly Ogre Bikepacking, Weakening of the O-H bonds leads to increased. It is a bromine oxoanion and a monovalent inorganic anion. This weakens the H-O bond which makes it easier for the H to come off as H+ (i.e. {/eq} has 2 terminal O atoms for one O-H bond, as against {eq}H_2SeO_3 How do you tell which is the stronger acid? By the same argument, HBrO4 is a stronger acid than HBrO3 which is a stronger acid than HBrO2.
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