IGCSE O Level Chemistry MCQs – Practice Test 33 (Chapter 3)

Chemical Formulae and Equations MCQs with Answers PDF Download – Test 33

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Chemical Formulae & Equations MCQs with Answers PDF Download: MCQ Quiz 33

MCQ 161: Hydrogen Chloride (HCl) is a:

ionic compound only
covalent compound only
metallic compound
ionic and covalent compound

MCQ 162: The empirical formula can be obtained if following is known:

percentage or mass of each element only
relative atomic mass only
structural formula
percentage or mass of each element and relative atomic mass

MCQ 163: Valency of all these ions is -2, except:

SO₄
SO₃
CO₃
HCO₃

MCQ 164: Hydrochloric Acid (HCl) and Silver Nitrate (AgNO₃) react to form:

AgCl + HNO₃
HNO₃ + Ag(Aq)
Ag (s) + H₂O + N₂
Hydrogen gas is bubbled off

MCQ 165: Molar mass of urea NH₂CONH₂ is:

59.51 g/mol
55.89 g/mol
60.055 g/mol
65.32 g/mol

IGCSE O Level Chemistry MCQs App & e-Book – Chemical Formulae & Equations Study Guide

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