Class 9 Subjects

Grade 9 Chemistry MCQs

Grade 9 Chemistry MCQ PDF - Chapter

Electrochemistry MCQ with Answers PDF p. 6

Learn Electrochemistry MCQ with answers, electrochemistry quiz questions with answers PDF to solve grade 9 chemistry MCQ bank 6 for online classes. Electrochemical Industries Multiple Choice Questions and Answers (MCQs), electrochemistry quiz questions and answers for online education. "Electrochemistry" MCQs PDF: electrochemical industries, oxidation and reduction, electrochemical cells test prep for online secondary school.

"In chromium plating, few drops of Sulphuric acid are added to the electrolyte to prevent" Multiple Choice Questions (MCQ) on electrochemistry with choices reduction, oxidation, hydrolysis, and sublimation for online education. Solve electrochemical industries quiz questions for school certificate programs for online education programs.

MCQs on Electrochemistry

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

oxidation
reduction
hydrolysis
sublimation

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

iron cathode and graphite anode
sodium cathode and carbon anode
aluminum cathode and fluoride anode
aluminum cathode and sodium anode

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

CO2
CO
H2O
O2

MCQ: Electrolytes convert electricity in

solid state
liquid state
gaseous state
plasma state

MCQ: A concentrated aqueous solution of sodium chloride is called

aqueous solution
salt solution
brine
lemonade