Chemistry General Knowledge Questions Practice Question and Answer

Q:

In chemistry, soap is a salt of a ............

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  • 1
    Fatty acid
    Correct
    Wrong
  • 2
    Glycol
    Correct
    Wrong
  • 3
    Phosphorous
    Correct
    Wrong
  • 4
    Ammounium Carbonate
    Correct
    Wrong
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Answer : 1. "Fatty acid"

Q:

The common name of dichlorodifluoromethane is _____.

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  • 1
    gypsum
    Correct
    Wrong
  • 2
    borax
    Correct
    Wrong
  • 3
    galena
    Correct
    Wrong
  • 4
    Freon
    Correct
    Wrong
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Answer : 4. "Freon"

Q:

What is the function of a catalyst in a chemical reaction?

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  • 1
    Decrease rate constant of reaction
    Correct
    Wrong
  • 2
    Increases activation energy of reaction
    Correct
    Wrong
  • 3
    Reduces enthalpy of reaction
    Correct
    Wrong
  • 4
    Does not affect the equilibrium constant of reaction
    Correct
    Wrong
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Answer : 4. "Does not affect the equilibrium constant of reaction"

Q:

Which of the following substances cannot act as both acid as well as a base?

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  • 1
    Amphoteric substance
    Correct
    Wrong
  • 2
    Amphiprotic substance
    Correct
    Wrong
  • 3
    Ampholyte
    Correct
    Wrong
  • 4
    Photophilic
    Correct
    Wrong
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Answer : 4. "Photophilic"

Q:

Read the following questions carefully and answer them. 

The gas used for artificial fruit ripening of green fruit is —

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  • 1
    Ethylene
    Correct
    Wrong
  • 2
    Acetylene
    Correct
    Wrong
  • 3
    Ethane
    Correct
    Wrong
  • 4
    Methane
    Correct
    Wrong
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Answer : 1. "Ethylene "

Q:

Which of the following process is used to do maximum work done on the ideal gas if the gas is compressed to half of its initial volume?

500 0

  • 1
    Isothermal
    Correct
    Wrong
  • 2
    Isochoric
    Correct
    Wrong
  • 3
    Isobaric
    Correct
    Wrong
  • 4
    Adiabatic
    Correct
    Wrong
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Answer : 4. "Adiabatic"

Q:

Which is the most economical method of removing solid matter from water?

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  • 1
    Using deactivated carbon
    Correct
    Wrong
  • 2
    Electrolysis
    Correct
    Wrong
  • 3
    Distillation
    Correct
    Wrong
  • 4
    Sedimentation
    Correct
    Wrong
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Answer : 4. "Sedimentation"

Q:

Read the following questions carefully and answer them. 

The polymer used in making plastic crockery is 

494 0

  • 1
    Decron
    Correct
    Wrong
  • 2
    Nylon
    Correct
    Wrong
  • 3
    Bakelite
    Correct
    Wrong
  • 4
    Melamine
    Correct
    Wrong
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Answer : 4. "Melamine"

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