Chemistry GK Practice Question and Answer

Q:

Which of the following properties is not often present in organic compounds?

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  • 1
    soluble in water
    Correct
    Wrong
  • 2
    low melting point
    Correct
    Wrong
  • 3
    flammability
    Correct
    Wrong
  • 4
    all
    Correct
    Wrong
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Answer : 1. "soluble in water"

Q:

Thin wires can be pulled from a metal piece. For which property of the metal is it responsible?

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  • 1
    Tensile
    Correct
    Wrong
  • 2
    hardness
    Correct
    Wrong
  • 3
    Malignancy
    Correct
    Wrong
  • 4
    conductivity
    Correct
    Wrong
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Answer : 1. "Tensile"

Q:

Which metal does not react with oxygen even at higher temperatures?

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  • 1
    Iron
    Correct
    Wrong
  • 2
    Gold
    Correct
    Wrong
  • 3
    Potassium
    Correct
    Wrong
  • 4
    Aluminum
    Correct
    Wrong
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Answer : 2. "Gold"

Q:

What is an alloy of copper and tin called?

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  • 1
    brass
    Correct
    Wrong
  • 2
    Duralumin
    Correct
    Wrong
  • 3
    Bronze
    Correct
    Wrong
  • 4
    Solder
    Correct
    Wrong
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Answer : 3. "Bronze"

Q:

Is gas given with oxygen to patients for diagnosis of breathing problem?

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  • 1
    Helium
    Correct
    Wrong
  • 2
    Organ
    Correct
    Wrong
  • 3
    Radon
    Correct
    Wrong
  • 4
    Krypton
    Correct
    Wrong
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Answer : 1. "Helium"

Q:

What substance is formed by the action of chlorine gas on dry quenched lime?

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  • 1
    calcium chloride
    Correct
    Wrong
  • 2
    bleaching powder
    Correct
    Wrong
  • 3
    Hydrochloric acid
    Correct
    Wrong
  • 4
    Water
    Correct
    Wrong
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Answer : 2. "bleaching powder"

Q:

Oxides commonly occur in metals?

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  • 1
    acidic
    Correct
    Wrong
  • 2
    Effortless
    Correct
    Wrong
  • 3
    Amphoteric
    Correct
    Wrong
  • 4
    Alkaline
    Correct
    Wrong
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Answer : 4. "Alkaline"

Q:

If an alloy contains a metal mercury, what is it called?

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  • 1
    mercury alloy
    Correct
    Wrong
  • 2
    Iron Alloy
    Correct
    Wrong
  • 3
    Amalgam
    Correct
    Wrong
  • 4
    Zinc Alloy
    Correct
    Wrong
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Answer : 3. "Amalgam"

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