IGCSE O Level Chemistry MCQs – Practice Test 14 (Chapter 3)

Chemical Formulae and Equations MCQ with Answers PDF Download – Test 14

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The "Chemical Formulae and Equations MCQ" App Download (Android & iOS): Sulfate ion can be written symbolically as; MCQ with answers: so₃^2-, so₄^2-, so₄^2-, and s^2-. Practice Salts: Hydrogen of Acids Quiz Questions, download Apple Book (Free Chapter) to strengthen chemistry virtual literacy.

Chemical Formulae & Equations MCQ with Answers PDF Download: Quiz 14

MCQ 66: The molar mass of calcium chloride is:

100.01 gmol^-1
99.98 gmol^-1
110.98 gmol^-1
88.2 gmol^-1

MCQ 67: Sulfate ion can be written symbolically as:

SO₄^2-
SO₃^2-
SO₄^2-
S^2-

MCQ 68: Sodium Carbonate Na₂CO₃ indicates that for each Carbonate ion (CO₃^-2), number of Sodium ions (Na⁺) are:

MCQ 69: The chemical formula of anhydrous Monosodium Phosphate is:

NaPO₃
NaH₂PO₄
Na₂CO₃.10H₂O
NaH₂PO₄.H₂O

MCQ 70: Relative molecular masses can be calculated by the:

relative atomic mass
relative mass of a covalent compound
relative atomic masses of individual atoms
adding relative compound masses

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