Grade 7 English MCQs

Atoms Molecules and Ions Multiple Choice Questions Test 2 Tests pdf Download

Practice science test 2 on atoms molecules and ions MCQs, grade 7 chemical formulae of molecular element and compound multiple choice questions and answers. Chemical formulae of molecular element and compound revision test has science worksheets, answer key with choices as oxides, oxygen, ozone and acid rain of multiple choice questions (MCQ) with chemical formulae of molecular element and compound quiz as o3 is chemical formula of for competitive exam prep. Free science study guide to learn chemical formulae of molecular element and compound quiz to attempt multiple choice questions based test.

MCQs on Atoms Molecules and Ions: Worksheets 2 Quiz pdf Download

MCQ. O3 is chemical formula of

  1. oxygen
  2. oxides
  3. ozone
  4. acid rain

C

MCQ. Ammonia molecule contains one nitrogen atom and three atoms of

  1. hydrogen
  2. helium
  3. nitrogen
  4. carbon

A

MCQ. In a comparison with a gold atom and hydrogen atom, gold atom is

  1. smaller
  2. larger
  3. medium
  4. same

B

MCQ. Most part of an atom is

  1. empty
  2. filled
  3. charged
  4. covered

A

MCQ. Rutherford's Model explained that atom has a nucleus which is surrounded by

  1. protons
  2. electrons
  3. neutrons
  4. all of them

B