Why HNO2 behaves both as oxidising as well as reducing agent?

Q: 2- What is the oxidation number of chromium in the dichromate ion, Cr2 O7 ? +3 +8 O+12 O+2 O+6

A: Let the oxidation number of chromium be x and oxidation number of oxygen is -2 We know that addition…

Q: why HCHO behaves both as oxidising and reducing agent?

A: In formaldehyde the oxidation state of carbon is 0.

Q: The oxidation state of Ru in RuO43- is Select one: O +3 O +5 O +6 O +4 O +2

A: The oxidation state is the hypothetical charge that an atom would have if all bonds to atoms of…

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 compounds is an oxidizing agent only: a. KNO2; O b. HNO3; O c. NH3; O d. N2

A: Oxidizing agent is substance which can oxidize the other species but reduce itself hence, oxidizing…

Q: Why NaClO4 behaves only as oxidising agent?

A: Oxidizing agents are those which causes oxidation of other reagents and themselves get reduced.…

Q: Which of the following is the oxidizing agent in the following reaction? 2Al + Cr2O3 → Al2O3 + 2Cr

A: Oxidizing agent is the agent where addition of electrons takes place. So Cr oxidation state goes…

Q: What coefficient is required for O2(g) in order to balance this reaction? Li20(s) → Li(s) + O2(g)…

A: Answer; 1 Given unbalanced reaction; Li2O(s)   ------->  Li (s)  + O2 (g)  this reaction is the…

Q: determine which of the following substances are capable of oxidizing Br- ions? a) Cl2 b) H + c) Ni2…

A: Let's have a look at electrochemical series first:

Q: Complete and balance the following redox reaction in acidic solution 103 (aq) + PO3 (aq) → 10 (aq) +…

A:

Q: quilibrium equation for HClO₂

A: We are given a weak acid HClO₂.

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: Which of the species can be oxidized with 1M HBr? a. Na b. Hg c. Pb d. Mn2+

A: A reducing agent or reductant is species that help in reduction and itself undergoes oxidation . It…

Q: oxidising agent.

A:

Q: Reduction potential is defined as A) O the tendency for a compound to release H+ in solution. B) O…

A: Reduction potential is known as the tendency of species/ions to get reduced in a redox reaction.…

Q: Complete and balance equations for the following reaction

A:

Q: Place the three halogens (Cl, Br, or I) in order of increasing oxidizing strength. What trend in…

A: as we go from top to bottom in the periodic table then reducing power of halogens increase and…

Q: Calculate the pH of 0.0037M solution of H2CO, given that K,1- 4.3 x 10 and Kz = 5.6 x 1011

A:

Q: Write the balanced equation for the neutralization reaction between H, SO, and KOH in aqueous…

A: When an acid reacts with a base it produces salt and water. Such reactions are known as acid-base…

Q: Considering only electron density, state whether the following reactions will occur.

A: a) Since in the OH- we have high electron density as it has -ve charge and in the other molecule the…

Q: (c) Carbon, silicon, germanium, tin and lead are elements of Group IV ( 14) of the Periodic Table,…

A: 1. Carbon forms large network covalent structures in its two allotropes: diamond and graphite.…

Q: What is the oxidation state of IrO4* ? O +7 -9 +6

A:

Q: What is the difference between sodium chloride and paraffin wax in terms of conducting electricity…

A: Answer - Sodium chloride - 1. Sodium chloride is the chemical name for salt. Sodium is an…

Q: balance the equation:

A: The product of the given equation and its balanced equation can be written as

Q: What is the oxidation number of S in HSO4 ? O-2 O 2 03 O 4 -3 07 O 5

A:

Q: What happens when an alkaline hidride is electrolysed

A: Introduction :  Alkaline hydrides are ionic hydrides they conduct electricity in molten state .

Q: Complete and balance the following redox reaction in acidic solution As(s) + 10 H*(aq) → H3ASO,(aq)…

A: Complete and balanced the redox reaction under acidic condition ----

Q: What’s the oxidization number of nitrogen in n2O4

A: Following is the oxidation no. Of Nitrogen in the given compound.

Q: What is the oxidation number of sulfur in the tetrathionate ion, S4O62-?

A: Oxidation number of sulfur in the tetrathionate ion, S4O62-

Q: what are the oxidized and reduced elements in 2Al + 3Cu2+ = 2Al3+ + 3Cu

A: Oxidation is loss of electrons and reduction is gain of electrons. A species where an increase in…

Q: Complete and balance the following:(a) NaHSO4(aq)+ NaOH(aq) →(b) S₈(s) +excess F₂(g)→ (c) FeS(s)…

A:

Q: Identify the oxidation state of H in H2(g). Mg () - 2HC(aq) →MgCl2(aq) + H 2(g) O+1 O +2 O-1 0-2

A:

Q: Write the unabbreviated Ele 1. Sulfur 2. Sodium 3. Iron

A: According to our guidelines, I can answer only first three sub-parts. because you have posted…

Q: What are the oxidation numbers of nitrogen in the reactants and products of this reaction? a)NH4+…

A: Oxidation number is the imaginary or fictitious charge developed on an atom if all shared electrons…

Q: Calculate the oxidation number of: a. N in NO2- b. P in P2O5

A:

Q: What is the oxidation state of the compound: Na2 [MOOCI4]? OA45 OB+6 OC+4

A: Oxidation number of Na = +1 Oxidation number of O = -2 Oxidation number of Cl= -1

Q: What is the enthalpy value of the reaction 2Pd + O2 = 2PdO?

A: As per our company guidelines we are supposed to answer only one question. Kindly repost other…

Q: 17. Which is the oxidizing agent in, 2C0 + 2NO → 2CO2 + N?

A: Oxidizing agent is defined as a chemical species which oxidize other substances. It can also be…

Q: Which of the following is an oxidizing agent? 2 Al + 3 Br2 → Al2Br6 O Al Br2 O Al,Br2

A: An oxidizing agent reduces itself while oxidizing another species in the reaction. Oxidation is the…

Q: Arrange these species by their ability to act as an oxidizing agent. Best oxidizing agent Br, Fe2+…

A: ->The species which has highest reduction potential that tends to get reduce itself and oxidize…

Q: Which of the following species will be oxidized by 1M HBr? a. Na b. Hg c. Mn2+

A:

Q: он -OCH, А B D E

A:

Q: Determine the oxidation state of sulfur in each of the following:(a) SO3(b) SO2(c) SO32−

A: Oxidation state of an element is equal to the charge on an element in a chemical compound.

Q: MCQ 123: As electrons acceptors, strongest halogen is A. F В. С С. Вг D. I

A: As electron acceptor Cl is strongest.

Q: Iron(III) chloride is used to test the purity of your aspirin. Why does salicylic acid reacts with…

A: Given: Iron (III) i.e. Fe3+ reacts with salicylic acid.

Q: What is the pH of a 2.3 M solution of HClO4?

A: Since HClO4 is a strong acid hence it will dissociate completely producing H+ ions in solution  The…