Relative Molecular Mass MCQs Quiz Online PDF Download

Learn relative molecular mass MCQs, O level chemistry MCQ online for test prep. Chemical formulae and equations quiz has multiple choice questions (MCQ), relative molecular mass quiz questions and answers as molecular weight of propane (c3h8) is, answer key help with choices as 44.095g/mol, 40.01g/mol, 41.01g/mol and 46.02g/mol problem solving for viva, competitive exam preparation, interview questions. Free study guide is to practice relative molecular mass quiz online with MCQs to practice test questions with answers.

MCQs on Relative Molecular Mass Quiz PDF Download

MCQ. Molecular weight of propane (C3H8) is

  1. 44.095g/mol
  2. 40.01g/mol
  3. 41.01g/mol
  4. 46.02g/mol

A

MCQ. Relative molecular mass of Na2CO3 is

  1. 98
  2. 128
  3. 286
  4. 198

C

MCQ. Relative formula mass of aluminum sulphate (NH4)2SO4 is

  1. 132.14g/mol
  2. 113.14g/mol
  3. 139.33g/mol
  4. 143.69g/mol

A

MCQ. Greatest proportion by mass of nitrogen is in

  1. Hydrazine (N2H4),
  2. ammonium nitrate (NH4NO3)
  3. ammonium sulphate (NH4)2SO4
  4. urea (NH2CONH2)

A

MCQ. Relative molecular masses can be calculated

  1. by the relative atomic mass
  2. by the relative mass of a covalent compound
  3. if individual relative atomic masses are added
  4. by adding relative compound masses

C