IGCSE O Level Chemistry Certification MCQs – Practice Test 19 (Chapter 1)

Acids and Bases Quiz with Answers PDF Download – Test 19

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Acids & Bases Exam Questions and Answers PDF Download: Test 19

MCQ 91: Oxalic acid (H₂C₂O₄) is found in:

sour milk
rhubarb plant
limes
pears

MCQ 92: What is correct about Cider?

it is acidic
it is alkaline
it is neutral
it is basic

MCQ 93: Hydrogen Chloride gas (HCl_(g)) dissolved in Methylbenzene (C₇H₈) is not acidic because:

it is ionic in nature
it has ample free hydrogen ions
it has no free hydrogen ions
it can easily form hydroxonium ions

MCQ 94: What is true about hydroxonium ions (H₃O⁺)?

they can only exist in water
they are lesser ionic
they are highly covalent
none of above

MCQ 95: Acids react with metal carbonates to form:

salt, water, hydrogen gas
salt, water, CO₂
salt and gas only
salt and water only

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

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