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Atoms Molecules and Ions MCQs with Answers PDF Download – Test 1

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Learn Atoms molecules and ions Multiple Choice Questions (MCQs) with Answers PDF to enhance scientific reasoning. Download the Atoms Molecules and Ions MCQs PDF e-Book, Ch. 2-1 to study Class 7 Science Course. Learn Atoms Molecules and Ions Quiz Questions and Answers for science inquiry based learning. Download the Atoms Molecules and Ions MCQs App: Free Class 7 Science Study App to what is ion, what is atom, chemical formulae of molecular element and compound test prep for science cloud learning portals.

Study "Atoms Molecules and Ions MCQs" App Download with MCQ: Chloride ion has number of protons; with answers: 18, 17, 24, and 34. Solve What is Ion MCQ Questions, download Google e-Book (Free Chapter) to enhance scientific reasoning.

Atoms Molecules and Ions MCQs – Practice Test 1 PDF Download

MCQ 1: Chloride ion has number of protons:

  1. 17
  2. 18
  3. 24
  4. 34

MCQ 2: Smaller particles in an atom are called:

  1. atomic particles
  2. subatomic particles
  3. smaller particles
  4. neutral particles

MCQ 3: Chemical symbol represents:

  1. chemical formula
  2. molecular formula
  3. structural formula
  4. atomic formula

MCQ 4: The number of protons in a 'carbon' atom is:

  1. 6
  2. 11
  3. 12
  4. 10

MCQ 5: A modern model of an atom shows that electrons are present outside nucleus in the region of high:

  1. probability
  2. velocity
  3. speed
  4. energy level

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