Select the more acidic member of each of the following pairs: (a) Mn2O7 and MnO2, (b) SnO and SnO2, (c) SO2 and SO3, (d) SiO2 and SO2, (e) Ga2O3 and In2O3, (f) SO2 and SeO2.

Q: What is the pH of a 0.0300 M solution of NaNO2? (K, for HNO2 = 4.00 x 104) %3D O 7.00 O 7.94 8.81…

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Q: Why is SnCl4 not classified as a salt?

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Q: Rank the following hydroxides in order of increasing aqueous basicity: Al(OH)3, B(OH)3, In(OH)3.

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Q: Based on its molecular orbital diagram, is peroxide ion O22-  paramagnetic or diamagnetic?

A: Given,  Based on its molecular orbital diagram, is peroxide ion O22-  paramagnetic or diamagnetic ?

Q: under what conditions KMnO4 acts as strongest oxidising agent?

A: The reaction of KMnO4 in acidic, basic and neutral solutions are written as,

Q: Which of the following oxides is acidic?  a. Na2O b. CaO c. Al2O3 d. N2O3 Basic?  a. Ga2O3 b.…

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Q: Which alkali metal has maximum ionic mobility in aqueous solution?

A: Alkali metals exits as hydrated ions in aqueous solution.As the size of the metal ions increases,…

Q: Would you expect rubidium metal to be more or less reactive with waterthan potassium metal?

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Q: Rank the halogens by oxidizing strength and the halide ions by reducing strength from strongest to…

A: A question based on reduction potential, which is to be accomplished.

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Q: Why can't both S2- and SO32- be present in the same solution? Explain, and write the equation

A: S2- sulphide ion:  Sulphide  is an inorganic anion of sulfur with the chemical formula S2− or a…

Q: Write the Lewis structure for each of the following species,describe its geometry, and indicate the…

A: Since we only answer up to 3 sub-parts, we'll  answer the first 3. Please resubmit the question and…

Q: The diagram below shows the variation in boilng point of the hydrides of Group V elements  Account…

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Q: Use the VSEPR model to predict the structure of the cyclicion P₃O₉³⁻

A: VSEPR theory is used to predict the geometry of molecules around the central atom with its bonding…

Q: The Properties, Reactions and Applications of Oxygen Explain the classification of oxides as basic,…

A: We will answer all parts of questions

Q: 1.Does O3+2H++2e-> O2+2H2O release more heat in comparison to O2+4H++4e-> 2H2O. Explain in great…

A: #1:  The standard reduction potential for the two reduction half-reactions are: O3(g) + 2H+ + 2e-…

Q: Lithium hypoiodite (LiOl) is the lithium salt of the conjugate base of hypoiodous acid. The Ka for…

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Q: Calculate the PH and the POH FOR a solution that is ISM IN Hellz and .04M IN HALO₂, Heloz K; FOR…

A: HClO3(aq) is a strong acid, whereas HClO2(aq) is a weak acid with Ka = 1.1*10-2  Given [HClO3(aq)] =…

Q: Which of the following statements about the Group VII (Group 17) elements (Nuorine to iodine) is NOT…

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Q: Which do you expect to be the stronger oxidizing agent, NaBrO3 or NaClO3?

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Q: What is the pH of a 0.473 solution of sodium hypobromite (NaOBr)? The Ka of hypobromous acid is 2.24…

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Q: 7.9 Which of the following oxides are likely to be acidic, basic or amphoteric in aqueous solution:…

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Q: (i) The acidic character of hydrides of group 15 increases from H2O toH2Te. Why?(ii) Dioxygen is a…

A: Since your question has multiple parts, we will answer the first part for you. If you want residual…

Q: Qu) Are The elements sodium, aluminum, and chlorine are in the same period? And give the right…

A: Given: Q11.  Are the elements sodium, aluminium and chlorine are in the same period? a) which has…

Q: Consider the production of 100 kg of sodium metal using a current of 50,000 A, assuming a 100%…

A: (a) Given mass of Na metal (w) = 100 kg = 105 g Electric current (I) = 50,000 A Na+ + e- → Na(s)…

Q: Calculate the pH for a 0.200 M KClO2 aqueous solution. (Ka for HClO2 is 1.1× × 10–2).

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Q: How do the acidities of the aqueous solutions of the alkaline earth metal ions (M 2+ ) change in…

A: An atom is composed of three main sub-atomic particles; electrons, neutrons, and protons. The atomic…

Q: Find the pH of a 0.145 M HCIO2(aq) solution. For HCIO2, Ka = 0.011. O 0.84 O 1.46 O 1.34 O 1.40

A: Given: Concentration of HClO2 = 0.145 M And Ka of HClO2 = 0.011

Q: Which alkali metal ion has maximum ionic mobility in aqueous solution?

A: The capability of ions to move upon the effect of electric field through a medium is termed as ionic…

Q: Why does the reactivity of the alkali metals decrease from cesium to lithium?

A: The alkali earth metal include: Li, Na, K, Rb and Cs. They have a valence electron configuration…

Q: Arrange the following hydrides in the order of acidic strength and justify theorder: PH3, AsH3, NH3…

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Q: Explain why Eell, AGan, and K are all interrelated.

A: E0Cell is the standard emf of the cell. The reduction occurs at cathode and oxidation occurs at…

Q: Predict whether each of the following oxides is acidic, basic,amphoteric, or neutral: (a) NO2, (b)…

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Q: Phosphine is a colorless toxic gas. It is a hydride of phosphorus. The chemical formula of this…

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Q: Arrange these species by their ability to act as an oxidizing agent. Poorest oxidizing to best…

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Q: Some metal oxides, such as Sc2O3, do not react with purewater, but they do react when the solution…

A: Sc2O3 reacts when the solution is acidic. The balanced chemical reaction is:

Q: Write the chemical formula for each of the following compounds, and indicate the oxidation state of…

A: The formula and oxidation state of halogen for hydroiodic acid has to be given. The given compound…

Q: (a) How does the metallic character of an element correlate with the acidity of its oxide? (b) What…

A: a) Oxide of an element is more acidic when electronegativity of oxygen is greater than the element.…

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Q: B) Explain the change in electronegativity from top to bottom in group 7 (halogens) and what its…

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Q: xplain the classification of oxides as basic, acid, amphoteric and neutral. how can we predict…

A: Oxides can be classified as acidic, basic, neutral, and amphoteric. Acidic oxides: Oxides that react…

Q: Write the Lewis structure for each of the following species,describe its geometry, and indicate the…

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Q: (i) How does O3react with lead sulphide? Write chemical equation.(ii) What happens when SO2is passed…

A: i)  Lead sulfide reacts with O3 to form lead sulfate and the chemical equation is,

Q: Which is the least reactive alkali metal? Why is this not expected based on standard oxidation…

A: The tendency of a metal to lose electron easily is the basis for reactivity of metal atoms.