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Electricity and Chemistry Quiz Questions and Answers PDF p. 7

Learn Electricity and Chemistry quiz questions and answers, O Level MCQ worksheet with answers key PDF to solve O Level Chemistry MCQ bank 7 for online classes. Practice electrical devices and circuit symbols MCQs, Electricity and Chemistry MCQ questions and answers for admission and merit scholarships test. "Electricity and Chemistry Test" PDF book: electrical devices and circuit symbols, electrolyte and non electrolyte, polarization career test for online college classes.

"Purpose of a voltmeter is to" Multiple Choice Questions (MCQ) on electricity and chemistry with choices measure amount of current, ensure constant flow of electricity, measure voltage of cells and batteries, and help bulbs to glow for colleges that offer certificate programs. Learn electrical devices and circuit symbols quiz questions for jobs' assessment test and online courses for online bachelor degree programs.

Electricity & Chemistry Questions and Answers


Purpose of a voltmeter is to

ensure constant flow of electricity
measure amount of current
measure voltage of cells and batteries
help bulbs to glow


The difficulty of discharge is lowest in

calcium ions
sodium ions
magnesium ions
zinc ions


In a dry cell, the polarization is prevented through

potassium hydroxide mixture
ammonium nitrate mixture
manganese oxide
Sodium hydroxide mixture


Ethanol C2H5OH(I) is an example of

strong electrolyte
weak electrolyte
carboxylic acid


In electrolysis of dilute Hydrochloric Acid (HCl(aq)), at anode,

oxygen gas is given off
hydrogen gas is given off
chlorine gas is given off
hydrogen chloride gas is given off