Science GK Practice Question and Answer

Q: Homo nuclear molecules contain ? 1709 0

  • 1
    polar bond
    Correct
    Wrong
  • 2
    covalent bond
    Correct
    Wrong
  • 3
    ionic bond
    Correct
    Wrong
  • 4
    coordinate bond
    Correct
    Wrong
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Answer : 2. "covalent bond"

Q: Which one of the following metals does not react with water to produce Hydrogen? 1971 0

  • 1
    Cadmium
    Correct
    Wrong
  • 2
    Lithium
    Correct
    Wrong
  • 3
    Potassium
    Correct
    Wrong
  • 4
    Sodium
    Correct
    Wrong
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Answer : 1. "Cadmium"

Q: Rare gases are 1286 0

  • 1
    mono atomic
    Correct
    Wrong
  • 2
    di atomic
    Correct
    Wrong
  • 3
    tri atomic
    Correct
    Wrong
  • 4
    None of above
    Correct
    Wrong
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Answer : 1. "mono atomic"

Q: Washing soda is ? 1335 0

  • 1
    sodium sulphite
    Correct
    Wrong
  • 2
    sodium bicarbonate
    Correct
    Wrong
  • 3
    sodium carbonate
    Correct
    Wrong
  • 4
    sodium biosulphite
    Correct
    Wrong
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Answer : 3. "sodium carbonate"

Q: Who is regarded as father of modern chemistry ? 1846 0

  • 1
    Ruterford
    Correct
    Wrong
  • 2
    Einstein
    Correct
    Wrong
  • 3
    Lavoisier
    Correct
    Wrong
  • 4
    C V Raman
    Correct
    Wrong
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Answer : 3. "Lavoisier"

Q: The term PVC used in the plastic industry stands for 1607 0

  • 1
    polyvinyl choloride
    Correct
    Wrong
  • 2
    polyvinyl carbotate
    Correct
    Wrong
  • 3
    phosphor vanadiu chloride
    Correct
    Wrong
  • 4
    phosphavinyl chloride
    Correct
    Wrong
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Answer : 1. "polyvinyl choloride"

Q: What is a mixture of potassium nitrate powdered charcoal and sulphur called? 1461 0

  • 1
    paint
    Correct
    Wrong
  • 2
    aluminium
    Correct
    Wrong
  • 3
    brass
    Correct
    Wrong
  • 4
    gun powder
    Correct
    Wrong
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Answer : 4. "gun powder"

Q: Which have the maximum density ? 2247 0

  • 1
    water
    Correct
    Wrong
  • 2
    Benzene
    Correct
    Wrong
  • 3
    Ice
    Correct
    Wrong
  • 4
    Chloroform
    Correct
    Wrong
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Answer : 1. "water"

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