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IGCSE O Level Chemistry Quiz App Download | Chemical Formulae and Equations PDF e-Book

IGCSE O Level Chemistry MCQs: Chapter 3

Chemical Formulae and Equations Quiz Questions & Answers PDF Download | 7

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The Chemical Formulae and Equations Quiz Questions and Answers PDF (Chemical Formulae and Equations Quiz PDF e-Book) download Ch. 3-7 to study IGCSE O Level Chemistry Course. Practice Chemical Symbols Quiz, Chemical Formulae and Equations MCQ questions and answers PDF for best online colleges for teaching degree. The Chemical Formulae and Equations Quiz App Download: Free IGCSE O Level Chemistry App to study percent composition of elements career test for ACT test prep classes.

The Quiz: Formula of Hydrogen Carbonate ion is; "Chemical Formulae and Equations" App (iOS, Android) with answers: hco3, hco2, hco4, and h2co3 to study online school courses. Study Ionic Compounds: Crystal Lattices Quiz Questions, download Amazon e-Book (Free Sample) for best online colleges for teaching degree.

Chemical Formulae & Equations Exam Questions and Answers PDF Download: Test 7

MCQ: 31

The formula of Hydrogen Carbonate ion is

  1. HCO2
  2. HCO3
  3. HCO4
  4. H2CO3
MCQ: 32

In Na2CO3.10H2O, percentage of oxygen is

  1. 0.1678
  2. 0.1608
  3. 0.1659
  4. 0.1684
MCQ: 33

The formula of aluminum sulfate indicates that for

  1. each ion of Al, two ions of sulphate are required
  2. each ion of Al, three ions of sulphate are required
  3. two ions of Al, 3 ions of sulphate are required
  4. two ions of Al, three ions of sulphate are required
MCQ: 34

All of these ions have a valency of +2 except

  1. Pb
  2. Ca
  3. Zn
  4. NH4
MCQ: 35

A water molecule will always contain

  1. 11% of oxygen and 89% of hydrogen
  2. 18% of oxygen and 88% of hydrogen
  3. 11.11% of oxygen and 88.89% of hydrogen
  4. 15% of oxygen

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Chemical Formulae & Equations Apps (Android & iOS)

Chemical Formulae & Equations App

O Level Chemistry Apps (Android & iOS)

O Level Chemistry App

9th Grade Chemistry Apps (Android & iOS)

9th Grade Chemistry App

10th Grade Chemistry Apps (Android & iOS)

10th Grade Chemistry App