Atoms Molecules and Ions Multiple Choice Questions and Answers 1 PDF Online Download

Atoms molecules and ions Multiple Choice Questions (MCQs), atoms molecules and ions quiz answers, test prep 1 to learn grade 7 science for online certificate programs. What is ion MCQs, atoms molecules and ions quiz questions and answers for online elementary school. Learn what is ion, what is atom, chemical formulae of molecular element and compound test prep for online education programs.

Learn science MCQs: chloride ion has number of protons, with choices 18, 17, 24, and 34 for online elementary school. Free science study guide for online learning what is ion quiz questions for online elementary school.

Atoms Molecules and Ions MCQs Quiz 1 PDF Online Download

MCQ: Chloride ion has number of protons

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

A

MCQ: Smaller particles in an atom are called

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

B

MCQ: Chemical symbol represents

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

A

MCQ: Number of protons in a 'carbon' atom is

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

A

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

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

A