IGCSE O Level Chemistry Practice Test 3

Molecules and Macromolecules Quiz Questions with Answers PDF Download - 3

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The Molecules and Macromolecules Trivia Questions and Answers PDF (Molecules and Macromolecules Quiz Answers PDF e-Book) download Ch. 2-3 to solve IGCSE O Level Chemistry Practice Tests. Learn Chemical Bonding and Structure MCQ Questions PDF, Molecules and Macromolecules Multiple Choice Questions (MCQ Quiz) to learn online certificate courses. The Molecules and Macromolecules Trivia App Download: Free educational app for molecules and macromolecules, chemical symbols, ions and ionic bonds, relative molecular mass, evaporation test prep for SAT subject test tutoring.

The Trivia MCQ: Melting point of silica (SiO₂) is; "Molecules & Macromolecules" App (iOS & Android) with answers: 1660 °C; 1650 °C; 1700 °C; 1760 °C; for SAT subject test tutoring. Study Chemical Bonding and Structure Questions and Answers, Google eBook to download free sample for online degrees.

Molecules & Macromolecules Quiz with Answers PDF Download: MCQs 3

MCQ 11:

Melting point of silica (SiO₂) is

1650 °C
1660 °C
1700 °C
1760 °C

MCQ 12:

All are ionic compounds except

AgCl
HNO₃
NO₂
(NH₄)₂CO₃

MCQ 13:

Potassium Oxide is formed through

two potassium ions and one oxygen ion
one potassium ion and one oxygen ion
two potassium ions and two oxygen ion
one potassium ion and two oxygen ion

MCQ 14:

Molecular weight of propane (C₃H₈) is

44.095 g/mol
40.01 g/mol
41.01 g/mol
46.02 g/mol

MCQ 15:

Evaporation occurs only

after boiling
after extreme cooling
at the surface of a liquid
if boiling occurs at atmospheric pressure

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