Chemical Formulae of Molecular Element and Compound MCQs Quiz Worksheet PDF Download

Learn chemical formulae of molecular element and compound MCQs, science test for online course learning and test prep to practice. Atoms molecules and ions quiz questions has multiple choice questions (MCQ), chemical formulae of molecular element and compound test to learn for class 7 science practice tests.

Science practice test MCQ on chemical symbol represents with options chemical formula, molecular formula, structural formula and atomic formula problem solving skills for competitive exam, viva prep, interview questions with answer key. Free science revision notes to learn chemical formulae of molecular element and compound quiz with MCQs to find questions answers based online learning tests.

MCQs on Chemical Formulae of Molecular Element and Compound Quiz PDF Download

MCQ. Chemical symbol represents

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

A

MCQ. "O3" is a 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 nucleus, mass of an atom is more than

  1. 0.9994
  2. 0.9499
  3. 0.9949
  4. 0.4999

A

MCQ. Number and types of atoms a molecule contain, are shown by its

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

A