Atoms and Atom Model Multiple Choice Questions and Answers 17 PDF Book Download

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MCQ on Atoms and Atom Model Worksheets 17 PDF Book Download

MCQ: As there are same number of electrons and protons in an atom, atomic number can also be called

  1. electron number
  2. proton number
  3. nucleon number
  4. mass number

B

MCQ: Unstable atoms break up into

  1. electrons and protons
  2. smaller atoms
  3. neutrons and protons
  4. subatomic particles

B

MCQ: In a drawing of atom, shells are indicated by

  1. rectangles
  2. squares
  3. circles
  4. triangles

C

MCQ: Diatomic gases such as nitrogen, oxygen and chlorine have

  1. covalent bonding between their atoms
  2. dative bonding between their molecules
  3. metallic bonding between their elements
  4. strong bonding between their atom

A

MCQ: All three isotopes of carbon are combined with oxygen to form

  1. carbon monoxide
  2. carbon dioxide
  3. carbon trioxide
  4. carbon tetroxide

B