Chemistry Practice Question and Answer
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Q: Which one of the following is also known as ' wood spirit’s?
2023 05efc069ee824154f4027ad4b
5efc069ee824154f4027ad4b- 1Methyl alcoholtrue
- 2Ethyl alcoholfalse
- 3Ethylene glycolfalse
- 4Glycerolfalse
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Answer : 1. "Methyl alcohol "
Q: The atomic nucleus was discovered by
1999 05f0ecca3dcdb5f61f5c4abe9
5f0ecca3dcdb5f61f5c4abe9- 1Einsteinfalse
- 2Thompsonfalse
- 3Rutherfordtrue
- 4Daltonfalse
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Answer : 3. "Rutherford "
Q: Boiling Point of a liquid due to impurities
1997 05f6c3046b2d86d455070b891
5f6c3046b2d86d455070b891- 1increasestrue
- 2decreasesfalse
- 3remains unchangedfalse
- 4None of thesefalse
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Answer : 1. "increases"
Q: What is used of Capacitor in an electrical circuit?
1993 05ef431887c1ec61320b5ce2a
5ef431887c1ec61320b5ce2a- 1Step down voltagefalse
- 2Step up voltagefalse
- 3Store electric chargetrue
- 4Produce electric chargefalse
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Answer : 3. "Store electric charge"
Q: Which one of the following polymer is used in making bullet - proof vest?
1981 05f06e6dfb13c2d244adae1f1
5f06e6dfb13c2d244adae1f1- 1Teflonfalse
- 2Polyurethanefalse
- 3Bakelitefalse
- 4Polyamidetrue
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Answer : 4. "Polyamide "
Q: Lightest metal is___
1967 05f7465f1a921aa16e68bd6a5
5f7465f1a921aa16e68bd6a5- 1Potassiumfalse
- 2Lithiumtrue
- 3Sodiumfalse
- 4Aluminumfalse
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Answer : 2. "Lithium"
Q: Which of the following is the softest?
1965 05eeb1496eee45c3b837b0312
5eeb1496eee45c3b837b0312- 1Sodiumtrue
- 2Copperfalse
- 3Ironfalse
- 4Aluminumfalse
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Answer : 1. "Sodium"
Q: The maximum number of electrons that can be accommodated in M shell is:
1952 05ef58bbe196e681f76d9c38c
5ef58bbe196e681f76d9c38c- 18false
- 232false
- 318true
- 42false
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Answer : 3. "18"
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