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IGCSE O Level Chemistry Practice Test 77

Insoluble Salts: Ionic Precipitation Quiz Questions and Answers PDF - 77

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Insoluble Salts: Ionic Precipitation Questions and Answers PDF Download: Quiz 77

MCQ 381:

The hydrogen of acids is replaced by

  1. different metals
  2. different non-metals
  3. different gases
  4. none of above
MCQ 382:

Valency of nitrogen can be

  1. 2 or 4
  2. 4 or 6
  3. 3 or 5
  4. 2 or 3
MCQ 383:

Valency of Phosphate ion PO4 is

  1. -1
  2. -2
  3. -3
  4. -4
MCQ 384:

Formation of Cl2 requires sharing of

  1. one electron
  2. one pair of electrons
  3. three electrons
  4. two pairs of electrons
MCQ 385:

The molar mass of calcium chloride is

  1. 100.01 gmol-1
  2. 99.98 gmol-1
  3. 110.98 gmol-1
  4. 88.2 gmol-1

IGCSE O Level Chemistry Exam Prep Tests

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Insoluble Salts Ionic Precipitation App (Android & iOS)

Insoluble Salts Ionic Precipitation App (Android & iOS)

O Level Chemistry App (Android & iOS)

O Level Chemistry App (iOS & Android)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

10th Grade Chemistry App (Android & iOS)

10th Grade Chemistry App (iOS & Android)