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IGCSE O Level Chemistry Entrance Tests: Practice Test 2 (Chapter 14)

Structure of Atom Multiple Choice Questions (MCQ) PDF Download - 2

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Structure of Atom Exam Questions and Answers PDF Download: Test 2

MCQ: 6

In the periodic table, valence electrons are indicated by

  1. Group Number
  2. Shell Number
  3. Period Number
  4. Atomic mass
MCQ: 7

Elements with 4-7 valence electrons are referred to as

  1. metals
  2. non-metals
  3. inert gases
  4. transition metals
MCQ: 8

If the nucleon (mass) and proton (atomic) number is 40 and 20 respectively, the element is

  1. chlorine
  2. phosphorus
  3. potassium
  4. calcium
MCQ: 9

If the number of protons and electrons are 8 respectively, the valence electrons are

  1. 2 in number
  2. 4 in number
  3. 6 in number
  4. 8 in number
MCQ: 10

Elements in the same period may have

  1. different number of neutrons
  2. same number of shells
  3. different number of electrons
  4. all of above

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Structure of Atom MCQs App (Android & iOS)

Structure of Atom MCQs App

Structure of Atom MCQs App (iOS & Android)

O Level Chemistry MCQs App

9th Grade Chemistry MCQ App (iOS & Android)

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