Chemistry General Knowledge Questions Practice Question and Answer
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Q: In chemistry, soap is a salt of a ............
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6389c06aa528960cccf4af4e- 1Fatty acidtrue
- 2Glycolfalse
- 3Phosphorousfalse
- 4Ammounium Carbonatefalse
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Answer : 1. "Fatty acid"
Q: The common name of dichlorodifluoromethane is _____.
520 062cd637951fe3472d6b30512
62cd637951fe3472d6b30512- 1gypsumfalse
- 2boraxfalse
- 3galenafalse
- 4Freontrue
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Answer : 4. "Freon"
Q: What is the function of a catalyst in a chemical reaction?
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63c921fdb338bc336f0ddb80- 1Decrease rate constant of reactionfalse
- 2Increases activation energy of reactionfalse
- 3Reduces enthalpy of reactionfalse
- 4Does not affect the equilibrium constant of reactiontrue
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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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63c7b87a7efeed32fc1cb907- 1Amphoteric substancefalse
- 2Amphiprotic substancefalse
- 3Ampholytefalse
- 4Photophilictrue
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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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63aaa7625770eb565d4ffc85- 1Ethylenetrue
- 2Acetylenefalse
- 3Ethanefalse
- 4Methanefalse
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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?
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63c920deb338bc336f0dd8d6- 1Isothermalfalse
- 2Isochoricfalse
- 3Isobaricfalse
- 4Adiabatictrue
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Answer : 4. "Adiabatic"
Q: Which is the most economical method of removing solid matter from water?
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62de70c3313eb40eb89fc948- 1Using deactivated carbonfalse
- 2Electrolysisfalse
- 3Distillationfalse
- 4Sedimentationtrue
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Answer : 4. "Sedimentation"
Q:Read the following questions carefully and answer them.
The polymer used in making plastic crockery is
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63aaaa8ae590d4085fcfe00f- 1Decronfalse
- 2Nylonfalse
- 3Bakelitefalse
- 4Melaminetrue
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Answer : 4. "Melamine"
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