Practice MCQ Questions and answers on Chapter 2: Electrochemistry Chemistry Mcqs for High School - Grade 9

A. higher tendency to oxidize

B. less tendency to oxidize

C. equal tendency to oxidize

D. all of above

A. transfer of neutrons

B. transfer of protons

C. transfer of electrons

D. all of above

A. oxides

B. sulphite ores

C. carbon ores

D. chloride ores

A. high current density

B. low temperature

C. high concentration of metal in electrolyte

D. all of above

A. mechanical energy

B. potential energy

C. kinetic energy

D. chemical energy

A. NaOH

B. urea

C. glucose

D. benzene

A. electrolysis

B. electroplating

C. carbon plating

D. none of above

A. non spontaneous

B. self occurring process

C. spontaneous process

D. thermodynamic process

A. spontaneous redox reaction

B. non spontaneous redox reaction

C. sublimation reaction

D. thermochemical reaction

A. 1

B. 2

C. 3

D. 0