Atoms and Atom Model Multiple Choice Questions and Answers 24 PDF Book Download

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MCQ on Atoms and Atom Model Worksheets 24 PDF Book Download

MCQ: When transfer of electrons takes place, sodium and chlorine atoms turn into

  1. ions
  2. electrons and protons
  3. positrons and negatrons
  4. neutrons and photons

A

MCQ: Activity of organs in a human body can be studied by

  1. injected medicines in the body
  2. injected chip in human body
  3. injected radioisotope in human body
  4. injected monitors in the body

C

MCQ: In element Uranium-235, combined number of neutrons and protons is

  1. 92
  2. 235
  3. 35
  4. 200

B

MCQ: 'Chlorine' becomes an anion because

  1. it loses a proton
  2. it gains a proton
  3. it loses an electron
  4. it gains an electron

D

MCQ: A material which is made up of one type of atom is known as

  1. element
  2. compound
  3. mixture
  4. molecule

A