f potassium phospha ith or(II

Q: Copper (I) compounds undergo disproportionation. Write the chemical equation for the reaction…

A: A disproportionation reaction is defined as the reaction in which a single chemical species undergo…

Q: What is the number of coulombs required to electrolyze Au⁺(aq) to produce 1.00 mol Au? (F =…

A: In electrochemistry, a mass of solid product is obtained when the ions present in the solution…

Q: (1) Calculate oxidation number of: a) Cr in CrO7 2- (b) P in Na2HPO4 (c) S in H2SO4 (11) Write the…

A: I. Oxidation number is defined as the number that is assigned to an element in a compound, which…

Q: Assume that you have these materials: a) Li (s); b) Br2 (l); Ge (s) and d) Si(s). Choose the best…

A: For a good electrical conductor, material should have free electron to move.

Q: 1. In an experiment, what volume of O2 (g) at 0°C and 760 mmHg is produced when ) A of current is…

A: This question is related to electrolysis

Q: How many grams of Epsom salts (MgSO4⋅7H2O) will form from 5.0 kg of magnesium?

A:

Q: Provide the balanced net ionic equation for the reduction of Fe3+(aq) to Fe2+(aq) by Sn2+

A: Balance Chemical equation means no of atoms or ions should be equaal in both side reactant and…

Q: What is the oxidation number of Se atom in SeF5*?

A: Given :-  formula of cation = SeF5+  To determine :-  oxidation number of Se atom in SeF5+

Q: What is the oxidation state of H in lithium hydride (LiH)

A: Interpretation-  To tell about the oxidation state of H in the lithium hydride (LiH ) .…

Q: Select the element whose +2 oxidation state is least stable in water. O Ni Co Ov Zn

A: Hydration energy: when one mole of ionic crystal is dissolved in water the water molecules are…

Q: Predict the products of the following reactions. S. Aluminum in an aqueous solution of silver…

A:

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: 18) What is the oxidation number of sulfur in the sulfite ion, SO32–?

A: Oxidation number or the oxidation state is number of electrons that the atom of an element either…

Q: In some reactions, Be behaves like a typical alkaline earth metal; in others, it does not. Complete…

A: To find: Complete and balance the given equation and  Determination of reaction in which Be behave…

Q: Write the balanced equation for the reaction shown. D= N, W = H, = NH, %3D

A: Atoms can neither be created nor be destroyed. Total number of atom in the reactants are converted…

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: What is the overall change in the oxidation number of sulfur in  the oxidation of H 2S to SO 4 2–.…

A: The chemical reaction that takes place is:   1)Calculate the oxidation number of sulfur in H2S and…

Q: What is the oxidation number of S in the compound Na,S,O5?

A:

Q: Identify the oxidation state for vanadium in [VO(H2O)sl*. O +4 C+2 O +3 C o C+5 C +1

A:

Q: How do you find the oxidation numbers of Cr and P in the formula unit Cr(PO4)2?

A:

Q: What is the oxidation number of nitrogen in NH3 ?

A: Given : formula of compound

Q: What is the number of coulombs required to electrolyze Au*(aq) to produce 1.00 mol Au? (F =…

A: Au+(aq) + 1e-  ------> Au Hence 1.00 mol of electron is required to produce 1.00 mol of Au from…

Q: Identify the oxidation state for vanadium in [VO2(H2O)4]+1.

A:

Q: What is the oxidation state of tungsten in WO3?

A: In this question we have to tell the oxidation number of tungsten in WO3.

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 is the oxidation number of S in SO4 ?

A: SO4 is a charged molecule having overall -2 charge on it. There are 6 valence electrons in sulfur…

Q: Calcium metal can be obtained by the direct electrolysis of molten Cacl2, at a voltage of 3.2 volts.…

A: Given: Voltage = 3.2 V And mass of Ca required = 5.28 Kg = 5280 g…

Q: Calculate the electric charge (in Coulombs) required to deposit 13.5 grams of Al from Al3+ ions.

A: Given,  Mass of Al = 13.5 g  Calculate electrical charge (in Coulombs) required to deposit 13.5 g of…

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

A:

Q: What is the oxidation number for N in N4O2?

A: Since the Oxygen atom is more electronegative than Nitrogen atoms hence the O will try to have the…

Q: 5. Part B.2. a. Identify the chemicals necessary to produce NH3(g). b. Write a net ionic equation…

A: NH3 (g) is produced from hydrogen and nitrogen  1 mole of nitrogen (N2) gas consumes 3 mole of…

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: Oxidation numbers of K2O2?

A: Generally oxygen has oxidation no. -2 but in the O2 condition it has O2(-2)  That change the…

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

A:

Q: ions are then oxidized to Fe3+ by 22.4 mL of 0.01 M K2C12O7. Calculate the percent by mass of Mn in…

A:

Q: Write a balanced equation for the formation of manganese (IV) oxide from its elements

A: Manganese (IV) oxide is a dark colored inorganic solid which is widely used as a catalyst in the…

Q: 9. Assume that you have these materials: a) Li (s); b) Br2 (1); Ge (s) and d) Si(s). Choose the best…

A: Metals are good conductors because of presence  of free electrons.

Q: How many moles of sodium are needed to react with 15.20 moles of manganese (IV) perchlorate?…

A: The ratio of mass to a molar of the substance is known as moles. It is denoted by n. The formula of…

Q: 3. Why might arsenic be able to substitute for phosphorus?

A: Arsenic is able to substitute phosphorus because both have  similar  chemical properties.

Q: In the electroplating of nickel, 0.200 faraday of electrical charge is passed through a solution of…

A: We have given that 0.2 F of electric charge is required for the electroplating

Q: (C) Differentiate between typical metallic bonding: Cu, Al, Au, Ag., etc. and hydrogen bond in water

A:

Q: What is the oxidation state of sulfur in SF2?

A:

Q: What is the oxidation number of P in Na​​3PO​​4?

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

Q: The oxidation state of osmium (Os) in OsO4 is а. +7 b. +8 C. +4 d. +6

A: The oxidation state of osmium (Os) in OsO4 = ?

Q: What amount of NaOH is produced in reaction with 2.25 g Na with water?

A: Given: Mass of Na = 2.25 g Known: Molar mass of Na = 23 g/mol Molar mass of NaOH = 40 g/mol