Chemistry General Knowledge Questions Practice Question and Answer
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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"
Q: Who proposed the word 'molecule'?
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5f869f7ce5230d6207339745- 1E. Rutherfordfalse
- 2J.J. Thomsonfalse
- 3Democritustrue
- 4John Doltonfalse
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Answer : 3. "Democritus"
Q: Alkali metal can
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5f437f8497c6dd29b38f2e3f- 1Be highly unstable at room temperaturefalse
- 2vaporize at room temperaturefalse
- 3easily lose electronstrue
- 4easily gain electronsfalse
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Answer : 3. "easily lose electrons "
Q: Oxygenation is a chemical reaction in which
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5f7458b14637db732832e936- 1The electron is discarded.false
- 2Oxygen is a combination.false
- 3The ratio of the positive group increases.false
- 4All of the abovetrue
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Answer : 4. "All of the above"
Q: Which of the following is an organic compound with the formula C6H4Cl2 that is used as a fumigant insecticide to control cloth months?
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6441214c72ca731a9945cdd8- 1Paradichlorobenzenetrue
- 2Chlorobenzenefalse
- 3Benzoyl chloridefalse
- 4Ethylbenzenefalse
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Answer : 1. "Paradichlorobenzene"
Q:Read the following questions carefully and answer them.
The advantage of detergents over soaps is
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63aaa809afa10611461dc17d- 1Detergents are soluble in waterfalse
- 2Detergents could not give much latherfalse
- 3Detergents give lather even with hard watertrue
- 4Soaps give lather with only soft waterfalse
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Answer : 3. "Detergents give lather even with hard water "
Q: What is the common name of CaoCl2?
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609e4cd76397877f31963e9f- 1Washing Sodafalse
- 2Bleaching Powdertrue
- 3Baking Powderfalse
- 4Baking Sodafalse
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Answer : 2. "Bleaching Powder "
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"
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