Part I: Multiple Choice Questions . What is the oxidation number of chromium in (NH,),Cr,O,? a +7 c +5 b +3 d +6

Q: Use the rules for assigning oxidation number to determine the oxidation states of each atom in the…

A: Oxidation number of alkali metals is always +1 Oxidation number of oxygen is -2. Using these rules…

Q: Give the oxidation number of chromium in the following: (a) CrO3 (b) Cr2O72- (c) Cr2(SO4)3

A: Oxidation number (O.N.) is defined as the charge on the atoms constituting the compound or complex,…

Q: Determine the oxidation number of P in PO4^3-

A: Oxidation number of P in PO43-

Q: Give the oxidation number of nitrogen in the following:(a) NH2OH     (b) N2F4      (c) NH4+ (d) HNO2

A:

Q: Identify the oxidation numbers to all the elements in each of the compound or ions H2SO3 O a. H2…

A: The atomic number of H is 1. The electronic configuration of H is 1s1. The atomic number of O is 8.…

Q: Identify the oxidation numbers to all the elements in each of the compound or ions HCI H=+2; Cl=-2…

A:

Q: Give the oxidation number of bromine in the following:(a) KBr(b) BrF₃(c) HBrO₃(d) CBr₄

A: (a)

Q: Calculate the oxidation number for the element written first in the following compounds. Cr2O7 -2…

A: Oxidation state is sometimes called as oxidation number. It is defined as the charge of an atom that…

Q: What is the oxidation number of each element present  in the following compounds A. NF3 B. HNO3…

A: Answer:- This question is answered by using the simple concept of determination of oxidation state…

Q: Balance the following redox reactions using the oxidation number method. Show your step-by-step…

A: Steps to balance a reaction by oxidation number method :  1) write down the oxidation number of all…

Q: 4.49 Determine the oxidation numbers of all the elements in each of the following compounds. (Hint:…

A: Oxidation state of any element can be determined using the identity that the met charge should be…

Q: Write the oxidation state below each atom. Mn(SO4)2

A: Given :- Mn(SO4)2  To determine :- oxidation number of each element in the compound

Q: Which of the following describes redox in displacement plating?

A: Electrochemical plating or displacement plating works as the electrochemical potential of each metal…

Q: 4.45 Obtain the oxidation number for the element noted in each of the following. (a) Ga in Ga,O3 (c)…

A: The oxidation number for the given element has to be given.

Q: 3. Assign oxidation states for all atoms in each of the following compounds a. H3ASO3 b. SbF6 c.…

A: Oxidation state or oxidation number is the degree of oxidation (or loss of electron) of an atom in a…

Q: 1. Calculate the oxidation number of the underlined element in each of the following a) NazCr207 b)…

A: Oxidation state is the charge over an atom

Q: 42. Assign oxidation numbers to each element in (b) NaMnO4 (а) НIO3 (c) SnO2 (d) NOF (e) NaO2

A:

Q: assign oxidation numbers to each of the elements in the compounds manganese oxide       MnO…

A: The oxidation state of Manganese, a transition metal is +2 and +3.  The oxidation state of oxygen is…

Q: Give the oxidation number of nitrogen in the following:(a) NH₂OH(b) N₂F₄(c) NH₄⁺(d) HNO₂

A: Oxidation number is the actual charge present on elements in the molecules. Example: Oxidation…

Q: Assign oxidation numbers to each element and balance the equation in an acidic solution. HSO3- +…

A:

Q: (NH,),CrO, N: H: Cr: O:

A: The oxidation state shows the total charge on the element.

Q: 7. Determine the oxidation numbers for each element in the following compounds: H2SEO4 a. b. NazO C.…

A: Oxidation number :-       Oxidation number is also called Oxidation state , the total number of…

Q: 1.By following the 5 steps in the Oxidation Method, balance the following redox reaction. MnSO4 +…

A:

Q: 4. The redox reaction between KMNO4 and Na,C,O. is shown in equation 1 of the Intro- duction. A…

A: This question is based on Titration of potassium permanganate and sodium oxalate. Potassium…

Q: 22. Use the oxidation states method to balance the reaction: _ So,2- (aq) + Fe2+ (aq) + _H* (aq) _…

A: We have to balance the given equation

Q: 2. Find the oxidation number of each kind of atom in the following: a. P2O5 b. NH, c. NazCr207

A: The common oxidation number of oxygen in most of its compound is -2. The common oxidation number of…

Q: Assign an oxidation state to each atom in polyatomic ion. a.) CO32- b.) OH-

A: An oxidation state to each atom in polyatomic ion has to be given.

Q: Be sure to answer all parts. Assign oxidation numbers to all elements in the following compound and…

A: Oxidation number: During the formation of chemical bonds with other atoms of a different element,…

Q: oxidation number of which metal in its compound is always negative? a  O b  Br c  F d  Cl

A: Oxidation number of Fluorine is always negative than other bromine, Chlorine and Oxygen because it…

Q: What is the oxidation number of chlorine in CIF? +1 +2 +3 +4 -1 -2 -3 -4

A: The oxidation number of fluorine is -1 in most of its compound.

Q: Assign oxidation numbers to each element and balance the equation in an acidic solution.  MnO4- +…

A: The sum of the oxidation numbers of any species should be equal to the net charge on that species.

Q: indicates the oxidation number of each atom in the following molecules. a)NH3 b) Al2O3

A: Indicates the oxidation number of each atom in the following molecules---

Q: Assign oxidation numbers to each element and balance the equation in an acidic solution.  Mn2+ +…

A:

Q: Assign oxidation numbers to each element and balance the equation in an acidic solution.  Cr2O72- +…

A: The balanced equation in acidic medium is given below

Q: What is the oxidation number of Cl in Cl2? A) One atom is +1 and the other is -1. +2 C) 0 -2 E -1

A: Oxidation number of an atom is the charge occupies by an atom when it gains or loses electrons. When…

Q: Assign oxidation number to the following elements. (a)Mg in MgCO3 (b)Ti in Ti3P2 (c)N in N2O(

A: a) since we know that the total charge in the compound is 0 Hence charge = 0 = oxidation state of Mg…

Q: Calculate the oxidation number for each element within the compound SO4^2-

A: Oxidation number is charge on the atom of element present in the compound

Q: Use the rules (in order) to assign oxidation numbers to each of the elements in the compounds below.…

A:

Q: Give the oxidation number of nitrogen in the following: a.)NH2OH b.) N2F4 c.)NH4+ d.)HNO2

A: The oxidation number is defined as the formal charge an atom would gain if all the bonds attached to…

Q: Assign oxidation numbers to the all the atoms in Fe2O3 Fe = O = Enter all numbers with a  + or -…

A: The oxidation number of all the atoms in Fe2O3 has to be calculated.

Q: Determine the Oxidation Numbers of each element in the following substances: a. Li,o Li: 0: b. Cr,0,…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: In compounds, the metals of group 1 are assigned oxidation number of -1. Select one: O True O False

A:

Q: 7. MnO4 C204 -2 + + H+→ Mn++ + CO2 + H20

A:

Q: 8.) Determine the oxidation number for each element in the following compound: KMN04. K = Mn =

A:

Q: 4. What is a reducing agent? 5. What is an oxidizing agent? 6. Define oxidation reduction reaction.

A: The definition of oxidizing and reducing agent has to be given.

Q: 12. Which of the following statements is not correct regarding the following redox reaction? MnO2 +…

A: It have tendency to oxidize other substances, because Oxidizing agents are good electron acceptors…

Q: The following skeletal oxidation-reduction reaction occurs under acidic conditions. Write the…

A:

Q: Assign oxidation numbers to each of the elements in the compounds below. nitrosyl fluoride F N NOF…

A: The oxidation number can also be called an oxidation state. The oxidation number is defined as the…

Q: what is the oxidation number of carbon for the following compound and or ion? 1)Na2Co2

A: In this question, we have to find out the correct answer of given problem by the help of the…