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IGCSE O Level Chemistry Entrance Exam: Practice Test 30 (Chapter 3)

Chemical Formulae and Equations Multiple Choice Questions (MCQ) PDF Download - 30

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The Chemical Formulae and Equations Multiple Choice Questions (MCQ Quiz) with Answers PDF (Chemical Formulae and Equations MCQ PDF e-Book) download Ch. 3-30 to learn IGCSE O Level Chemistry Course. Solve Chemical Symbols Multiple Choice Questions (MCQs), Chemical Formulae and Equations quiz answers PDF to learn online schools courses. The IGCSE O Level Chemistry MCQ App to Download Free Chemical Formulae and Equations App to learn molar mass, chemical formulas, chemical and ionic equations career test for free online college classes.

The MCQs: Combining Copper(II) (Cu+2) with Oxygen (O2) results in; "Chemical Formulae and Equations" App (Android, iOS) with answers: cu2o, cuo, cuo2, and cu(oh)2 to learn online schools courses. Practice Chemical & Ionic Equations Quiz Questions, download Apple Book (Free Chapter) for accelerated bachelors degree online.

Chemical Formulae & Equations MCQ with Answers PDF Download: Quiz 30

MCQ: 146

Combining Copper(II) (Cu+2) with Oxygen (O2) results in

  1. CuO
  2. Cu2O
  3. CuO2
  4. Cu(OH)2
MCQ: 147

Molar mass of (NH4)2SO4 is

  1. 113.19 g/mol
  2. 124.21 g/mol
  3. 141.39 g/mol
  4. 132.139 g/mol
MCQ: 148

The chemical formula of rouge pigment is

  1. Fe2O3
  2. Fe3O4
  3. FeSO4
  4. FeNO3
MCQ: 149

To form Copper(II) Hydroxide, number of Hydroxyl ions to gain stability with one Copper ion will be

  1. 1
  2. 2
  3. 3
  4. 4
MCQ: 150

When Carbon ions (C±4) react with Carbon Dioxide gas (CO2), the product will be

  1. methane
  2. ethane
  3. propane
  4. carbon monoxide

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