IGCSE O Level Chemistry Certification MCQs – Practice Test 19 (Chapter 4)

Electricity and Chemistry Quiz with Answers PDF – Download Test 19

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The "Electricity and Chemistry Quiz" App Download (iOS & Android): Saucepans can be manufactured through the electrolysis of; MCQ with answers: galvanized zinc, nickel, chromium, and copper. Study GCE O Level Chemistry Quiz Questions, download Google Book (Free Chapter) for chemistry technology enabled education.

Electricity & Chemistry Quiz PDF Download – Practice Test 19

MCQ 91: Weak acids are weak electrolytes because of the presence of:

lower valence electrons
high number of ions
high number hydrogens
low number hydrogens

MCQ 92: Saucepans can be manufactured through the electrolysis of:

nickel
galvanized zinc
chromium
copper

MCQ 93: Paraffin is an example of:

strong electrolyte
non-electrolyte
weak electrolyte
catalyst

MCQ 94: In the electrolysis of aqueous solutions of dilute acids or dilute alkalis, the amount of hydrogen given off is roughly:

half of the oxygen given off at the anode
same as of oxygen given off at anode
twice the oxygen given off at anode
twice the oxygen given off at cathode

MCQ 95: Electroplating of chromium helps in the manufacturing of:

car bumpers
saucepans
cutlery
watches

IGCSE O Level Chemistry Quiz App & e-Book – Electricity & Chemistry Certification Guide

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