Redox Reactions Multiple Choice Questions and Answers 1 PDF Book Download

Redox reactions MCQs, redox reactions quiz answers, O level chemistry test 1 to learn chemistry courses online. Redox reactions multiple choice questions (MCQs), redox reactions quiz questions and answers for admission and scholarships exams. Practice redox reactions, redox reaction: oxidation career test for chemistry certifications.

Learn redox reactions test with multiple choice question: 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 online college degrees. Practice jobs' assessment test for online learning redox reactions quiz questions for chemistry major, competitive assessment tests.

MCQ on Redox Reactions Test 1Quiz Book 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