Class 9 Courses

Chapter 3: Class 9 Chemistry Exam Tests

Class 9 Chemistry MCQs - Chapter 3

Fundamentals of Chemistry Multiple Choice Questions (MCQ) PDF - 2

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The MCQs: If 9.05 moles of ozone is formed in a storm then mass of ozone is; "Fundamentals of Chemistry" App (Android & iOS) with answers: 450g; 435g; 434.4g; 480g; to learn online schools courses. Practice Chemical Calculations MCQ Questions, download Apple Book (Free Sample) for online learning.

Fundamentals of Chemistry Questions & Answers PDF Download: MCQ Quiz 2

MCQ 6:

If 9.05 moles of ozone is formed in a storm then the mass of ozone is

  1. 435g
  2. 450g
  3. 434.4g
  4. 480g
MCQ 7:

Ca on losing 2 electrons becomes

  1. Ca-2
  2. Ca-1
  3. Ca+2
  4. Ca-2
MCQ 8:

Biochemistry deals with

  1. physical changes in living organisms only
  2. chemical changes in living organisms only
  3. genetically changes in living organisms
  4. physical and chemical changes in living organisms
MCQ 9:

The mass number of an atom is

  1. number of protons only
  2. number of neutrons only
  3. number of electrons
  4. number of protons and neutrons
MCQ 10:

A mole of any substance contains

  1. 6.022 * 1022 particles
  2. 6.022 * 1023 particles
  3. 6.022 * 1024 particles
  4. 6.022 * 1025 particles

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Fundamentals of Chemistry App (Android & iOS)

Fundamentals of Chemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (iOS & Android)

10th Grade Chemistry App (Android & iOS)

10th Grade Chemistry App (Android & iOS)

SAT Chemistry App (Android & iOS)

SAT Chemistry App (iOS & Android)