IGCSE O Level Chemistry Certification MCQs – Practice Test 3 (Chapter 11)

Redox Reactions Quiz with Answers PDF Download – Test 3

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Redox Reactions Exam Questions and Answers PDF Download: Test 3

MCQ 11: Hydrogen acts as a reducing agent, by:

taking oxygen only
giving electrons only
taking hydrogen
taking oxygen and giving electrons

MCQ 12: The process of reduction involves:

loss of oxygen
gain in hydrogen
gain in oxygen
gain of electrons

MCQ 13: Oxidizing agents do not include:

potassium iodide
potassium magnate
potassium dichromate
bromine solutions

MCQ 14: What is true about an oxidant?

it gives oxygen only
it accepts electrons only
it gives hydrogen
it gives oxygen and accepts electrons

MCQ 15: The Activation energy can be lowered through the use of:

catalysts
inhibitors
enzymes
insulators

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

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