Chemistry Practice Question and Answer
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Q: Methyl propane is an isomer of-
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5ef96e41a26dd669b340a84f- 1n-pentanefalse
- 2n-butanetrue
- 3n-propanefalse
- 4n-hexanefalse
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Answer : 2. "n-butane"
Q: The maximum number of electrons that can be accommodated in M shell is:
1100 05ef58bbe196e681f76d9c38c
5ef58bbe196e681f76d9c38c- 18false
- 232false
- 318true
- 42false
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Answer : 3. "18"
Q: What is used of Capacitor in an electrical circuit?
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5ef431887c1ec61320b5ce2a- 1Step down voltagefalse
- 2Step up voltagefalse
- 3Store electric chargetrue
- 4Produce electric chargefalse
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Answer : 3. "Store electric charge"
Q: Who is called the father of modern chemistry?
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5ef430d7bea49d16b47d5818- 1Daltonfalse
- 2Lavoisiertrue
- 3Mendeleevfalse
- 4None of thesefalse
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Answer : 2. "Lavoisier"
Q: Chemically " Plaster of Paris " is –
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5ef2f5d481a47f2e7aec098b- 1Calcium oxidefalse
- 2Calcium oxalatefalse
- 3Calcium Sulphatetrue
- 4Calcium Carbonatefalse
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Answer : 3. "Calcium Sulphate "
Q: Which gas is known as 'noble gas' ?
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5ef2f5457c1ec61320b14d6b- 1Heliumtrue
- 2Carbon dioxidesfalse
- 3Hydrogenfalse
- 4Oxygenfalse
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Answer : 1. "Helium "
Q: Which acid is used in lemons?
888 05ef2f33d7c1ec61320b147a2
5ef2f33d7c1ec61320b147a2- 1Acetic acidfalse
- 2Nitric acidfalse
- 3Citric acidtrue
- 4All of the abovefalse
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Answer : 3. "Citric acid "
Q: Gasohol is –
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5ef2efc081a47f2e7aebe259- 1Any gas dissolved in alcoholfalse
- 2Ethyl alcohol + Kerosene oilfalse
- 3Ethyl alcohol + Petroltrue
- 4Natural Gas + Ethyl alcoholfalse
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Answer : 3. "Ethyl alcohol + Petrol "
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