Rank the following in order of decreasing acid strength: HClO, HCl, HCN, HNO₂.

Q: Compounds such as NaBH4, Al(BH4)3, and LiAlH4 are complex hydrides used as reducing agents in many…

A: (a) The oxidation state of each element in NaBH4 Al(BH4)3 , LiAlH4 has to be given.   NaBH4 Let x be…

Q: Complete and balance the following:(a) AsCl3(l) 1 H2O(l) → (b) Sb2O3(s) + NaOH(aq) →

A: Given reactions,        (a)  AsCl3(l) + H2O(l)  →(b)  Sb2O3(s) + NaOH(aq)  →

Q: As you move down Group 5A(15), the melting points of the elements increase and then decrease.…

A: Solution- An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These…

Q: Compounds such as NaBH4, Al(BH4)3, and LiAlH4 are complexhydrides used as reducing agents in many…

A: (a) The oxidation state of each element in NaBH4, AlBH43, LiAlH4 has to be given. NaBH4 Let x be…

Q: Define the term Hydrogen Halides?

A: The term hydrogen halides has to be explained.

Q: Even though EN values vary relatively little down Group 4A(14), the elements change from nonmetal to…

A:

Q: Write the reaction quotient, Qc, for each of the following reactions:(a) The first step in nitric…

A: Reaction quotient is the ratio between the concentration of products and the concentrations os the…

Q: How many electrons does a halogen atom need to complete its octet? Give examples of the ways a Cl…

A: The number of electrons that are needed to halogen atom to complete its octet has to be given and it…

Q: Fluorine lies between oxygen and neon in Period 2. Whereas atomic sizes and ionization energies of…

A: The given data: The given elements are F, O, and Ne. To determine = The change in their…

Q: Is the reaction of rubidium with water more or less vigorous than that of sodium? How does the rate…

A: The chemical reactivity indicates the readiness of a compound to take part in a chemical reaction.…

Q: Why is BiH3 the strongest reducing agent amongst all the hydrides of Group 15 elements?

A: Reducing nature is inversely related to the stability of the hydride of the element. Means on…

Q: Complete and balance equations for the following reaction

A:

Q: Nearly every compound of silicon has the element in the +4 oxidation state. In contrast, most…

A: Elements of a particular group shows similarities in physical and chemical properties. But there…

Q: Define the term, Boron?

A: Solution- Boron is a chemical compound which is found in nature. In the periodic table no of the…

Q: What is the role of (NH4)2HPO4? Give the balanced chemical equations for the reactions of Group IV…

A: 1. (NH4)2HPO4 (DAP): Diammonium phosphate is one of water soluble ammonium-phosphate salt. This salt…

Q: Describe the trend for second-period hydrides. Why is this trend observed?

A: Observing the given figure shows that period 2 hydrides has unusual trend in their boiling…

Q: Which Group 5A(15) elements form trihalides? Penta-halides? Explain.

A: Introduction: Elements of group 5A(15)  are N, P, As, Sb and Bi. The electronic configuration of…

Q: Write equations for the formation of these compounds -) from the elements: a. Strontium Hydride b.…

A: While writing the formation equation from the respective elements, we write the elements in their…

Q: If the recommended amount of fluoride is 3.0 mg and is consumed as NaF, what amount of NaF must be…

A: Recommended amount of fluoride = 3.0 mg  We have to find out amount of NaF required to meet the…

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

A: Chemical formula represents the chemical proportions of atoms in a molecule. Group 6A of the…

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

A:

Q: How do atomic properties account for the enormous number of carbon compounds? Why don’t other Group…

A: The property of forming enormous carbon compounds is known as catenation. Catenation is the process…

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: How do the acidities of the aqueous solutions of the alkaline earth metal ions (M2+) change in going…

A: Alkaline earth metals (Gp-2): Alkaline earth metals are electropositive in nature, and they have a…

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: Complete and balance the following equations:(a) An active metal reacting with acid,Al(s)+HCl(aq)→…

A: (a) Generally metals react with acids to form hydrogen and an ionic compound where the metal is the…

Q: 32 Which of the carbonates below are NOT decomposed by heat? LiCO and NazCO: CACO, and LICO: CACO,…

A: For question 32; Sodium Carbonate and Potassium Carbonate are thermally stable compounds so they do…

Q: Identify the following hydrides as ionic, metallic, or molecular:(a) B2H6, (b) RbH, (c) Th4H1.5.

A: As we move down the group - metallic character increases. Hence, Th has greater metallic character…

Q: Write a chemical formula for each compound or ion,and indicate the oxidation state of the group 5A…

A: Solution: a)Phosphate ion: Chemical formula of phosphate ion is PO43-. Phosphorus (P) is the 5A…

Q: (a) Which poisonous gas is evolved when white phosphorus is heated with Cone. NaOH solution? Write…

A:

Q: In the alkali metal group, the Cesium is less reactive than lithium.

A: To find: Whether the given statement is true or false.

Q: Compounds such as NaBH₄, Al(BH₄)₃, and LiAlH₄ arecomplex hydrides used as reducing agents in many…

A: NaBH₄, Al(BH₄)₃, and LiAlH₄ (a) Give the oxidation state of each element in these compounds. (b)…

Q: Bismuth(V) compounds are such powerful oxidizing agents that they have not been prepared in pure…

A: All known elements are placed in the Modern periodic table in increasing order of their atomic…

Q: Why K2O is diamagnetic in nature?

A: K2O form superoxide ion O2- in which there is an unpaired electron present in anti-bonding orbital.

Q: Ionic hydrides are primarily compounds of hydrogen and nonmetals, in which the bonds are evidently…

A: Ionic hydrides are primarily compounds of hydrogen and nonmetals,   The above statement is not fully…

Q: Which of the following has the highest ionic strength? O 0.60 M NaCI O 0.60 M Na2SO4 O 0.60 M…

A:

Q: The halogens form oxoacids with different amounts of oxygen. Explain why HClO4  is a stronger acid…

A: The structures of HClO4 and HClO2 can be shown below,

Q: What mass of hydrogen gas results from the reaction of 8.5 g of KH with water?KH + H2 O ⟶ KOH + H2

A: Given data contains, Mass of KH is 8.5g. The chemical equation is, KH + H2 O ⟶ KOH + H2 The molar…