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IGCSE O Level Chemistry Exam Prep: Practice Test 28 (Chapter 3)

Chemical Formulae and Equations Notes Questions & Answers PDF Download - 28

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The Chemical Formulae and Equations Notes Questios and Answers PDF (Chemical Formulae and Equations Quiz Answers PDF e-Book) download Ch. 3-28 to study IGCSE O Level Chemistry Course. Solve Atomic Mass MCQs, Chemical Formulae and Equations quiz answers PDF to learn online school courses. The Chemical Formulae and Equations Notes App to Download Free IGCSE O Level Chemistry App to learn chemical symbols, chemical reactions, valency and chemical formula career test for colleges that offer online courses.

The Quiz: Relative atomic mass of 3O3 is; "Chemical Formulae and Equations" App APK Download [Free] with answers: 140, 48, 180, and 320 to learn online school courses. Practice Reactants Quiz Questions, download Kobo eBook (Free Chapter) to learn online school courses.

Chemical Formulae & Equations Test Questions and Answers PDF Download: MCQ 28

MCQ: 136

Relative atomic mass of 3O3 is

  1. 48
  2. 140
  3. 180
  4. 320
MCQ: 137

The formula of potassium sulfate is

  1. KSO3
  2. KSO4
  3. KHSO3
  4. K2SO4
MCQ: 138

To balance Al(OH)3 + HNO3 → Al(NO3)3 + H2O, number of HNO3 molecules required will be

  1. 2
  2. 4
  3. 6
  4. 8
MCQ: 139

The chemical formula of butane is

  1. CH4
  2. C2H4
  3. C3H8
  4. C4H10
MCQ: 140

The valency of Sulphide is

  1. +1
  2. +2
  3. -1
  4. -2

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