IGCSE O Level Chemistry MCQs – Practice Test 22 (Chapter 3)

Chemical Formulae and Equations MCQ with Answers PDF Download – Test 22

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Download "Chemical Formulae and Equations Study" App (iOS & Android): Metal that burns even more brightly than Magnesium (Mg) is; MCQ with answers: mercury, zinc, zirconium, and diamond. Practice Collection of Gases Quiz Questions, download Apple Book (Free Chapter) to improve chemistry online experiences.

Chemical Formulae & Equations MCQ with Answers PDF Download: Quiz 22

MCQ 106: Metal that burns even more brightly than Magnesium (Mg) is:

zinc
mercury
zirconium
diamond

MCQ 107: Sulfite ion can be written symbolically as:

SO₄⁻²
SO₃⁻²
SO₄⁻³
S⁻²

MCQ 108: Formula K₂SO₄ indicates that:

2 ions of Kalium are combined with 4 molecules of oxygen
2 ions of Kalium are combined with 1 sulfate ion
2 ions of potassium are combined with one sulfur and 4 oxygen molecules
1 ion of potassium is combined with 1 sulfate ion

MCQ 109: The formula of carbonic acid indicates that for:

each ion of Carbon, two ions of hydrogen are required
each ion of H, two carbonate ions are required
carbonate ion, two ions of hydrogen are required
two carbonate ions, three ions of Hydrogen are required

MCQ 110: Valency of Ferrum can be:

2 or 4
4 or 6
3 or 5
2 or 3

Chemical Formulae & Equations MCQ App & e-Book – IGCSE O Level Chemistry Entrance Exam

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Chemical Formulae and Equations MCQs

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