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

Atoms molecules and ions multiple choice questions (MCQs), atoms molecules and ions quiz answers, test prep 1 to learn online grade 7 science for Cambridge lower secondary 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 elementary school science MCQs: what is ion, what is atom, chemical formulae of molecular element and compound, with choices subatomic particles, atomic particles, smaller particles, and neutral particles for online elementary school. Free science study guide for online learning what is ion quiz questions to attempt multiple choice test for online elementary school.

MCQs on Atoms Molecules and Ions Worksheets 1 PDF Book Download

MCQ: Chloride ion has number of protons

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


MCQ: Smaller particles in an atom are called

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


MCQ: Chemical symbol represents

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


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

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


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