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IGCSE O Level Chemistry MCQs (O Level) From Textbook

IGCSE O Level Chemistry Exam MCQs – Practice Test 4 (Chapter 12)

Salts and Identification of Ions and Gases Notes Questions with Answers PDF Download – Test 4

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Learn Salts and Identification of Ions and Gases Notes Questios and Answers PDF to enhance chemistry revision. Download the Salts and Identification of Ions and Gases Quiz Answers PDF e-Book, Ch. 12-4 to study IGCSE O Level Chemistry Course. Solve Chemical Equations MCQs, Salts and Identification of Ions and Gases quiz answers PDF to enhance chemistry revision. Download the Salts and Identification of Ions and Gases Study App: Free IGCSE O Level Chemistry Notes App to learn insoluble salts: ionic precipitation, salts: hydrogen of acids career test to improve chemistry online quality.

Free "Salts and Identification of Ions and Gases Study" App Download with MCQ: Consider the equation: Pb+2 (aq) + 2OH- (aq) &rarr Pb(OH)2 (s). precipitate of lead (II) hydroxide will be of; with answers: blue color, green color, brown color, and white color. Practice Salts: Hydrogen of Acids Quiz Questions, download Kobo e-Book (Free Chapter) to enhance chemistry revision.

Salts & Identification of Ions & Gases Test Questions and Answers PDF Download: MCQ 4

MCQ 16: Consider the equation: Pb+2 (aq) + 2OH- (aq) → Pb(OH)2 (s). The precipitate of lead (II) hydroxide will be of:

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

MCQ 17: The hydrogen of acids is replaced by:

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

MCQ 18: In order to test the presence of Sulphates,:

  1. dilute HNO3 + Ba(NO3)2 shall be added
  2. dilute HCl shall be added
  3. dilute NaOH shall be added
  4. Diazo agent shall be used

MCQ 19: Number of acid salt formed by HCl is:

  1. 0
  2. 1
  3. 2
  4. 3

MCQ 20: Which of them is an insoluble salt?

  1. PbCl2 only
  2. HgCl2 only
  3. NaCl
  4. PbCl2 and HgCl2

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