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IGCSE O Level Chemistry Study Guide: Practice Test 9 (Chapter 12)

Salts and Identification of Ions and Gases Multiple Choice Questions (MCQs) PDF Download - 9

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The MCQ: Which one of them is an insoluble salt "Salts and Identification of Ions and Gases" App Download [Free] with answers: lead chloride pbcl2, sodium chloride nacl, magnesium chloride, and potassium hydroxide to learn online classes courses. Solve Chemical & Ionic Equations Quiz Questions, download Google eBook (Free Sample) for online colleges that offer certificate programs.

Salts & Identification of Ions & Gases MCQs with Answers PDF Download: MCQ Quiz 9

MCQ: 41

Which one of them is an insoluble salt?

  1. Sodium Chloride NaCl
  2. Lead Chloride PbCl2
  3. Magnesium Chloride
  4. Potassium hydroxide
MCQ: 42

Acid salts do not include

  1. calcium phosphate
  2. sodium dihydrogen phosphate
  3. sodium hydrogen sulphate
  4. calcium hydrogen carbonate
MCQ: 43

Number of replaceable hydrogen atoms in phosphoric acid is

  1. 1
  2. 2
  3. 3
  4. 4
MCQ: 44

Considering the reaction equation CuO + H2SO4 → CuSO4 + H2O, excess of Copper Oxide (CuO) is added to get

  1. more mass of salt
  2. neutralize excess acid
  3. ease the salt crystallization
  4. help salt retain the water of crystallization
MCQ: 45

Consider the equation, Fe+3(aq) + 3OH-(aq) → Fe(OH)3(s). The precipitate of Iron(III) Hydroxide will be of

  1. green color
  2. blue color
  3. brown color
  4. white color

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