Salts and Identification of Ions and Gases MCQ App | IGCSE O Level Chemistry MCQ e-Book PDF

IGCSE O Level Chemistry MCQs (O Level) From Textbook

IGCSE O Level Chemistry MCQs – Practice Test 2 (Chapter 12)

Salts and Identification of Ions and Gases MCQ with Answers PDF Download – Test 2

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Free "Salts and Identification of Ions and Gases" App Android & iOS with MCQ: In a titration, the color of the indicator can be removed by; with answers: repeating the process again, not adding indicator in the beginning, and boiling the solution with some animal charcoal for GCSE chemistry students. Practice Basic Acidic Neutral & Amphoteric Quiz Questions, download Apple Book (Free Chapter) to maximize chemistry digital experiences.

Salts & Identification of Ions & Gases MCQ with Answers PDF Download: Quiz 2

MCQ 6: In a titration, the color of the indicator can be removed by:

  1. not adding indicator in the beginning
  2. repeating the process again
  3. boiling the solution with some animal charcoal
  4. none of above

MCQ 7: If the reactants are Calcium and Nitric acid, method of salt preparation will be:

  1. metal + acid
  2. metal Oxide + acid
  3. metal hydroxide and acid
  4. metal carbonate and acid

MCQ 8: Consider the equation: Ca+2 (aq) + 2OH- (aq) → Ca(OH)2 (s). The precipitate of calcium hydroxide will be of:

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

MCQ 9: In order to test the presence of nitrates,:

  1. dilute HNO3 shall be added
  2. dilute HCl shall be added
  3. dilute NaOH + Aluminum powder shall be added
  4. dilute KOH with Al2O3 shall be added

MCQ 10: Acid salt formed by Phosphoric acid and sodium phosphate is:

  1. sodium hydrogen phosphate NaHPO4
  2. sodium dihydrogen phosphate NaH2PO4
  3. sodium trihydrogen phosphate Na2H3PO4
  4. sodium tetrachloro phosphate NaCH4Cl4

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