Chemistry Practice Question and Answer
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Q: The stranger gas is also known as___________.
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60ac7564d752621d4f9b8fdd- 1Heliumfalse
- 2Argonfalse
- 3Xenontrue
- 4Neonfalse
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Answer : 3. "Xenon "
Q: Boiling Point of a liquid due to impurities
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5f6c3046b2d86d455070b891- 1increasestrue
- 2decreasesfalse
- 3remains unchangedfalse
- 4None of thesefalse
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Answer : 1. "increases"
Q: A pungent small often present near the urinals is due to
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5ef1b1187fed557ba2abd940- 1Ammoniatrue
- 2Ureafalse
- 3Sulphur- di-oxidefalse
- 4Chlorinefalse
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Answer : 1. "Ammonia "
Q: Which of the following is the lightest element in the universe?
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5f06dcb83f7f07047795e462- 1Nitrogenfalse
- 2Siliconfalse
- 3Heliumfalse
- 4Hydrogentrue
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Answer : 4. "Hydrogen "
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: Lightest metal is___
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5f7465f1a921aa16e68bd6a5- 1Potassiumfalse
- 2Lithiumtrue
- 3Sodiumfalse
- 4Aluminumfalse
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Answer : 2. "Lithium"
Q: The element common to all acids is 1589 05edeface2fce215c8ec3bc2f
5edeface2fce215c8ec3bc2f- 1oxygenfalse
- 2hydrogentrue
- 3carbonfalse
- 4sulphurfalse
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Answer : 2. "hydrogen"
Q: Which of the following is not nucleon?
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5fe1bfc8ce32c8585c73a73c- 1Protonfalse
- 2Neutronfalse
- 3Both (A) and (B)false
- 4Positrontrue
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Answer : 4. "Positron "
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