Redox Reactions Multiple Choice Questions (MCQ) 1 PDF eBook Download

Learn Redox Reactions Multiple Choice Questions & Answers (MCQs), redox reactions quiz answers pdf 1, O level chemistry tests to study online certificate courses. Practice Redox Reactions MCQs, "Redox Reactions" quiz questions and answers for admission and merit scholarships test. Learn redox reactions, redox reaction: oxidation career test for SAT subject tests.

Practice redox reactions Multiple Choice Questions (MCQ): If acidified Potassium Dichromate(VI) (K2Cr2O7) acts as oxidizing agent, color changes from, with choices orange to green, orange to red, yellow to green, and yellow to red for accelerated bachelors degree online. Practice jobs' assessment test, online learning Redox Reactions Quiz Questions for colleges that offer online degrees.

MCQs on Redox Reactions Quiz 1 PDF eBook Download

MCQ: If acidified Potassium Dichromate(VI) (K2Cr2O7) acts as oxidizing agent, color changes from

  1. orange to red
  2. orange to green
  3. yellow to green
  4. yellow to red

C

MCQ: In an acidified solution of Potassium Dichromate(VI) (K2Cr2O7), Dichromate ion (Cr2O7-2) becomes reduced to

  1. Chromate (V) ions
  2. Chromium (III) ions
  3. Chromium (II) ions
  4. Chromium (VI) ions

B

MCQ: Oxidation involves

  1. loss of hydrogen
  2. loss of oxygen
  3. gain in hydrogen
  4. gain in electrons

A

MCQ: In a reaction between CuSO4(s) and Zn(s),

  1. Zinc experiences an increase in the oxidation state
  2. undergoes oxidation
  3. Zinc undergoes oxidation
  4. all of these

D

MCQ: Old paintings became discolourised due to

  1. Lead Sulphide PbS
  2. Lead Sulphate PbSO4
  3. Lead Chloride PbCl2
  4. Lead Oxide PbO

A