Atoms and Molecules Mass MCQs Quiz Online PDF Download

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MCQs on Atoms and Molecules MassQuiz PDF Download

MCQ: Atoms which have same number of protons but different number of neutrons are called

  1. isotopes
  2. isomers
  3. spectators
  4. allotropes

A

MCQ: To determine mass of other compound by comparing it with mass of carbon-12 atoms is

  1. relative molecular mass
  2. relative atomic mass
  3. relative molecular radius
  4. relative atomic radius

B

MCQ: Mr is symbol given for

  1. relative molecular mass
  2. relative formula mass
  3. relative atomic radius
  4. both A and B

D

MCQ: A method which is used to find amount of particular substance in a solution is called as

  1. Fragmentation
  2. titration
  3. electrolysis
  4. stoichiometry

B

MCQ: Sum of protons (p+) and neutrons (n0) in an atom is called its

  1. atomic number
  2. nucleon number
  3. Avogadro's number
  4. protonic identity

B