4. Give the oxidation number of the underlined atoms in the following molecules and ions: a. ClFb. IF7 c. CH4 d. C2H2e. C2H4f. K2CrO4g. K2Cr2O7h. KMnO4i. NaHCO3j. O2k. NaIO3l. K2O m. PF6n. AuCl4

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A: There are some elements that shows variable oxidation states . Where other some elements that has…

Q: 3. K2CR207 + FESO4 + H2SO4 K2SO4 + Cr2(SO4)3+ Fe2(SO4)3 + H20 Redox or Nonredox? If REDOX: Balanced…

A:

Q: 1) Which of the following are redox reactions? a. Ca(s) + 2H₂O(1) Ca(OH)₂(aq) + H₂(g) b. CaCO3(s) →…

A: Redox reaction: any chemical reaction in which the oxidation number of a participating chemical…

Q: Assign oxidation numbers to the elements in the following: A) MnCl2 Mn: Cl: B) MnO-(4) Mn: O: C)…

A: To solve this problem we have to decide the oxidation state of each elements in given compound .…

Q: In the identification of chlorate ion, this half reaction occurs       ClO3-     →     Cl-  This…

A: A Redox reaction leads to oxidation and reduction processes simultaneously. Oxidation and reduction…

Q: MnO4- + H+ + I- ---> Mn2+ + I2 + H20 Balance by Change in Oxidation Number

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Q: Which of the following is not an example of REDOX reactions? * [A] Fe203 + 3CO 2Fe + 3CO2 [B] 2K +…

A: Identify whether a reaction is redox reaction or not. Redox Reaction: A reaction in which both…

Q: Redox reaction is: a. SO2 + 2H2S --2S + 2H2O. O b. SO3 + 2KOH --K2SO4 + H2O; O c. 2K2CRO4 + H2SO4…

A: The correct answer is given below

Q: For the following reaction, identify the oxidation number for each element in the reactants and…

A: Oxidation number can be defined as the number assigned to elements in case of loss and acceptance of…

Q: What is the oxidation number of each atom in HBrO3?  Oxidation for H? Oxidation for Br? Oxidation…

A: The given chemical formula is, HBrO3

Q: 2NO + 3S+ 4H2O2NO3- + 3H2S+ 2H+ In the above reaction, the oxidation state of sulfur changes from…

A: The given redox reaction is : 2NO  +  3S  +  4H2O  →  2NO3-  +  3H2S  +  2H+

Q: using oxidation number method balabne the reaction  HNO3(aq) + C2H6O(l) + K2Cr2O7(aq) ➡ KNO3(aq) +…

A: The oxidation number present on the element represents the amount of electron gained or lost by the…

Q: Balance the following equations using Oxidation Number method and explain how they are the same in a…

A:

Q: The oxidation number of iodine increases by (difference) _----_ in the following reactio 2MNO4 + +…

A: The oxidation number which shows the amount of electron lost by the atom or by the element.

Q: Sb2O5 + 2Mn+ 6H+2Mn2+ + 2SbO++ 3H2O In the above reaction, the oxidation state of manganese changes…

A:

Q: The oxidation number for As in  A s O 4 3 −  is  BLANK. The oxidation number for oxygen in BaO2 is…

A:

Q: Calculate the oxidation numbers of the elements in bold in the following compounds or ions.…

A: HNO3 H2SO4                   NH4+ HClO4 HCO3-

Q: Which of the following is an oxidation reduction reaction? O None of them O H2CO3 (aq) + Ca(OH)2…

A:

Q: Which of the following is NOT a redox reaction? V2O5(s) + 5 Ca(l) → 2 V(l) + 5 CaO(s) 2KNO3(s) →…

A: Redox reactions are comprised of two parts, a reduced half and an oxidized half, that always occur…

Q: 2NaCro2 + 2NaOH NalO3 . 2Na2CrO4 Nal + H2O --> the change in oxidation number for I (iodine) is…

A: Given :-  2NaCrO2 + 2NaOH + NaIO3 ---> 2 Na2CrO4 + NaI + H2O  To determine :- The total no. of…

Q: Which of the following is an oxidation half reaction? Ba2+(aq) + 2Cl-(aq) → BaCl2(s) O2(g) +…

A: We have to identify the following given options has NOT a REDOX reaction as follows in step 2:

Q: 5. The catalytic converter on an automobile converts carbon monoxide gas, a product of incomplete…

A: Given: Carbon monoxide is being converted to carbon dioxide in the presence of oxygen with catalyst…

Q: 7. Which of the following is not an example of redox reaction? a. CuO + H₂ →Cu + H₂O b. Fe2O3…

A: This is multiple type question and attempt only first question for you. If you want a solution of…

Q: For the following reaction, identify the oxidation number for each element in the reactants and…

A: The sum of the oxidation numbers in a compound must equal to zero.

Q: What are the oxidation states of each element in the following compounds: (write them above each…

A: Oxidation state of an element can be calculated by considering the bond to be perfectly ionic and…

Q: K2Cr204 + H2O2 + HCl - - KCl + CrCl3 + O2 + H20 → Redox or Nonredox? If REDOX: Balanced equation:…

A:

Q: 3. Determine the oxidation number for the indicated element in each of the following substances: (a)…

A:

Q: Use oxidation number method to balance the following redox equations  a) HCl + HNO3 --> HOCl + NO +…

A: a) HCl + HNO3 --> HOCl + NO + H2O b) SnCl4 + Fe --> SnCl2 + FeCl3 c) NH3 + NO2 --> N2 + H2O

Q: B) Assign oxidation numbers to each element in each of the following compounds or ions: 1) Ag 2) KCI…

A:

Q: Assign oxidation numbers, find reductant and oxidant atoms and tie them before and after, then…

A: Reductant- substance which can reduce other substances  Oxidant - substance which can oxidise other…

Q: 19. Which of the following atoms has an oxidation number of +6 in H,SO,? А. H В. С. D. Both S and O…

A:

Q: In a redox reaction, why does an elements oxidation number decrease? A. An element's oxidation…

A: In a redox reaction, one element will be reduced, whereas one element will be oxidized. Here,…

Q: 4. In a neutral compound, what is the sum of all oxidation numbers of all atoms making up the…

A: Oxidation number: The covalent bond between the atoms of different electronegativity is polar. If we…

Q: An oxidizing agent will always _______________. in the reaction Sn^+2 + 2Fe^+3 → Sn^+4 + 2Fe^+2, the…

A: 1) An oxidising agent is a substance that gains electrons and get reduced in a chemical reaction.

Q: What the oxidation state of N atom is NO2 molec What the oxidation state of O atom is O; molecule…

A: We have to tell the oxidation state of given element and tell which species is reduced and oxidised

Q: Zn + HPO32-+ 2H2O+ OH-Zn(OH)42- + H2PO2- In the above reaction, the oxidation state of phosphorus…

A: Given reaction: Zn + HPO32- + 2H2O + OH- → Zn(OH)42- + H2PO2- We have to determine the oxidation…

Q: 4.70 Assign oxidation numbers to each element in the following compounds: (a) NO2 (b) SO3 (c) COCI2…

A: 4.70 The oxidation number of atom denotes the number of electrons that atom loses or gain in a…

Q: A. Assign oxidation numbers to all the elements in the given substances 1. Na,CrO4 2. KH 3.…

A:

Q: Assign oxidation states to the elements whose atoms are underlined in each of the following…

A: The oxidation state of a pure compound or pure element is always taken as 0. The oxidation state of…

Q: Determine the oxidation number for each element of the following substances. 1) SO3 2) COC2 3)…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: Identify the spectator ions in the following precipitation reaction. Pb(NO3)4(aa) + Na,SO4(ao)>…

A: Ans. 1. Option B is correct answer Na+ and NO3-.   2. Option A is correct.      A. 0.

Q: Pls help ASAP

A: Oxidation is a reaction where oxidation state of an atom increases by losing electrons. Reduction is…

Q: 1. Assign oxidation numbers to each element in the following compounds: (16pts) а) ВаО2 Ва- O= b)…

A: Answer

Q: Which of the following is a redox reaction? A) ZNSO4(aq) + Hg2(NO3)2(aq) → Hg,SO4(s) + Zn(NO3)2(aq)…

A: Redox is  a type of chemical reaction in which the oxidation states of atoms are changed. Redox…

Q: Determine the oxidation number of each element in IF. I: F: Determine the oxidation number of each…

A:

Q: A. Assign oxidation numbers to each of the atoms in the equation and determine if the reaction is…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: *6. Assign oxidation numbers to each of the elements in the following compounds. Show any…

A: As per our company guidelines we are supposed to do answer only first 3 subparts. kindly repost…

Q: In the following redox reaction, which atom has been reduced?       HCrO4-(aq)  +  H2S(aq)  →…

A: Correct answer is (a.) the Cr atom in HCrO4- . Decrease in oxidation number is known as reduction…