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IGCSE O Level Chemistry MCQs (O Level) From Textbook

IGCSE O Level Chemistry MCQs – Practice Test 24 (Chapter 3)

Chemical Formulae and Equations Notes Questions with Answers PDF Download – Test 24

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Learn Chemical Formulae and Equations Notes Questios and Answers PDF for chemistry exam readiness. Download the Chemical Formulae and Equations Quiz Answers PDF e-Book, Ch. 3-24 to study IGCSE O Level Chemistry Course. Solve Chemical Symbols MCQs, Chemical Formulae and Equations quiz answers PDF for chemistry exam readiness. Free Chemical Formulae and Equations Study App Download: IGCSE O Level Chemistry Notes App to learn valency and chemical formula career test to improve chemistry online collaboration.

Download "Chemical Formulae and Equations Study" App: Formula of Calcium Hydrogen Carbonate indicates that for each ion of; MCQ with answers: ca, two ions of hydrogen carbonate are required, hydrogen carbonate, two ions of ca are required, ca, three ions of hydrogen carbonate are required, and ca, four ions of hydrogen carbonate are required. Practice Salts: Hydrogen of Acids Quiz Questions, download Kobo e-Book (Free Chapter) for chemistry exam readiness.

Chemical Formulae & Equations Test Questions and Answers PDF Download: MCQ 24

MCQ 116: The formula of Calcium Hydrogen Carbonate indicates that for each ion of:

  1. hydrogen carbonate, two ions of Ca are required
  2. Ca, two ions of hydrogen carbonate are required
  3. Ca, three ions of hydrogen carbonate are required
  4. CA, four ions of hydrogen carbonate are required

MCQ 117: The chemical formula of Magnesium Carbonate is:

  1. MgCO3. H2O
  2. MgCO3
  3. Mg2CO3
  4. Mg3CO3

MCQ 118: If the valency of both Calcium and Sulphate ion is 2, the formula of calcium sulfate will be:

  1. CaSO3
  2. CaSO4
  3. Ca2(SO4)2
  4. Ca2SO4

MCQ 119: In 10H2O, total units of water molecules are:

  1. 130
  2. 150
  3. 180
  4. 220

MCQ 120: Radical refers to a:

  1. positive valency
  2. negative valency
  3. group of atoms
  4. numbers of electron shells

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