Class 9 Courses

Chapter 2: Class 9 Chemistry Exam Tests

Class 9 Chemistry MCQs - Chapter 2

Electrochemistry Multiple Choice Questions (MCQ) PDF - 6

Free Electrochemistry Multiple Choice Questions (MCQ Quiz) with Answers PDF (Electrochemistry MCQ PDF e-Book) download Ch. 2-6 to learn Grade 9 Chemistry Course. Study Electrochemical Industries Multiple Choice Questions and Answers (MCQs) PDF, Electrochemistry Quiz Questions and Answers for online certificate programs. The Electrochemistry MCQ App: Download free educational app for electrochemical industries, oxidation and reduction, electrochemical cells test prep for distance education.

The MCQs: In chromium plating, few drops of Sulphuric acid are added to electrolyte to prevent; "Electrochemistry" App Download (Android & iOS) with answers ‘reduction’, ‘oxidation’, ‘hydrolysis’ and ‘sublimation’ for online certificate programs. Practice Electrochemical Industries MCQ Questions, download Apple Book (Free Sample) for school certificate.

Electrochemistry Questions & Answers PDF Download: MCQ Quiz 6

MCQ 26: In chromium plating, few drops of Sulphuric acid are added to the electrolyte to prevent

  1. oxidation
  2. reduction
  3. hydrolysis
  4. sublimation

MCQ 27: The electrodes used in the production of sodium metal are

  1. iron cathode and graphite anode
  2. sodium cathode and carbon anode
  3. aluminum cathode and fluoride anode
  4. aluminum cathode and sodium anode

MCQ 28: In thermal power stations, carbon atoms undergo oxidation to form

  1. CO2
  2. CO
  3. H2O
  4. O2

MCQ 29: Electrolytes convert electricity in

  1. solid state
  2. liquid state
  3. gaseous state
  4. plasma state

MCQ 30: A concentrated aqueous solution of sodium chloride is called

  1. aqueous solution
  2. salt solution
  3. brine
  4. lemonade

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Electrochemistry App (Android & iOS)

Electrochemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (iOS & Android)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

College Chemistry App (Android & iOS)

College Chemistry App (iOS & Android)