Chemical Formulae and Equations Learning App | IGCSE O Level Chemistry Notes e-Book PDF
IGCSE O Level Chemistry MCQs (O Level) From Textbook

IGCSE O Level Chemistry MCQs – Practice Test 16 (Chapter 3)

Chemical Formulae and Equations Notes Questions with Answers PDF Download – Test 16

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Learn Chemical Formulae and Equations Notes Questios and Answers PDF for chemistry educational support systems. Download the Chemical Formulae and Equations Quiz Answers PDF e-Book, Ch. 3-16 to study IGCSE O Level Chemistry Course. Solve Chemical Symbols MCQs, Chemical Formulae and Equations quiz answers PDF for chemistry educational support systems. Download the Chemical Formulae and Equations Learning App: Free IGCSE O Level Chemistry Notes App to learn valency and chemical formula, percent composition of elements, relative molecular mass career test to improve study effectiveness.

The "Chemical Formulae and Equations Notes" App Download: Charge on Sulphur can be; MCQ with answers: 4 or 6, 2 or 4, 3 or 5, and 2 or 3. Practice Salts: Hydrogen of Acids Quiz Questions, download Kobo e-Book (Free Chapter) for chemistry educational support systems.

Chemical Formulae & Equations Test Questions and Answers PDF Download: MCQ 16

MCQ 76: Combining Copper(I) (Cu+) with Oxygen (O2) results in:

  1. CuO
  2. Cu2O
  3. CuO2
  4. Cu(OH)2

MCQ 77: Charge on Sulphur can be:

  1. 2 or 4
  2. 4 or 6
  3. 3 or 5
  4. 2 or 3

MCQ 78: In Calcium Chloride, the percentage composition of Calcium is:

  1. 0.4621
  2. 0.3722
  3. 0.4621
  4. 0.36112

MCQ 79: Compounds are not formed by elements which are:

  1. non-metals
  2. metals
  3. with zero valency
  4. radicals

MCQ 80: Percentage of an element can be calculated through:

  1. relative atomic mass of the element in the formula only
  2. relative molecular mass of the compound only
  3. structural formula
  4. relative atomic mass of the element in the formula and molecular mass of the compound

Chemical Formulae & Equations Notes App & e-Book – IGCSE O Level Chemistry Admission Tests

Salts and Identification of Ions and Gases MCQs
Structure of Atom MCQs
Particles of Matter MCQs
Chemical Formulae and Equations MCQs
Energy from Chemicals MCQs
Elements, Compounds and Mixtures MCQs
Methods of purification MCQs
Acids and Bases MCQs

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