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IGCSE O Level Chemistry Study Material: Practice Test 23 (Chapter 3)

Chemical Formulae and Equations Quiz Questions & Answers PDF Download - 23

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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. 3-23 to study IGCSE O Level Chemistry Course. Solve Chemical Symbols MCQs, Chemical Formulae and Equations quiz answers PDF to learn online school courses. The Chemical Formulae and Equations Notes App Download: Free IGCSE O Level Chemistry App to learn chemical equations, chemical and ionic equations career test for schools that offer online degrees.

The Quiz: Formula of Zinc Chloride (ZnCl2) indicates that charge on Zinc ion (Zn+2) is; "Chemical Formulae and Equations" App APK Download [Free] with answers: +2, +1, −1, and &minus2 to learn online school courses. Practice Basic Acidic Neutral & Amphoteric Quiz Questions, download Kobo eBook (Free Sample) to learn online school courses.

Chemical Formulae & Equations Test Questions and Answers PDF Download: MCQ 23

MCQ: 111

Formula of Zinc Chloride (ZnCl2) indicates that charge on Zinc ion (Zn+2) is

  1. +1
  2. +2
  3. −1
  4. −2
MCQ: 112

Valency of iron (Fe) is

  1. Fe+2 only
  2. Fe+3 only
  3. Fe+5
  4. Fe+2 and Fe+3
MCQ: 113

Consider Calcium Carbonate (CaCO3) and Hydrochloric Acid (HCl) as reactants, molecules of Hydrochloric Acid (HCl) required to balance the equation will be

  1. 1
  2. 2
  3. 3
  4. 4
MCQ: 114

State symbol indicate the

  1. state form
  2. liquid form
  3. rigidity
  4. volatility
MCQ: 115

Butane (C4H10) molecular weight is

  1. 58.122 g/mol
  2. 63.71 g/mol
  3. 55.12 g/mol
  4. 51.19 g/mol

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