Chemistry Questions Practice Question and Answer
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Q: The anode in a dry cell consists of
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5f2cf8de21de6a117aefee33- 1Cadmiumfalse
- 2Graphitefalse
- 3Copperfalse
- 4Zinctrue
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Answer : 4. "Zinc "
Q: Which of the following is used as a lubricant in heavy machines?
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5f2cf764be9f31290fb85b15- 1Phosphorusfalse
- 2Graphitetrue
- 3Bauxitefalse
- 4Sulphurfalse
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Answer : 2. "Graphite "
Q: Table salt gets moist during rainy season because -
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5f2cf6ad79b9e641a7606520- 1sodium chloride contains some quantity of sodium iodidefalse
- 2sodium chloride contains hygroscopic impurities like - magnesium chloridetrue
- 3sodium chloride Is hygroscopicfalse
- 4sodium chloride is deliquescentfalse
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Answer : 2. "sodium chloride contains hygroscopic impurities like - magnesium chloride "
Q: Which of the following gases is used in cigarette lighter?
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5f155520cf79540a7533b909- 1Propanefalse
- 2Radonfalse
- 3Butanetrue
- 4Methanefalse
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Answer : 3. "Butane "
Q: Which one of the following is not a plant product?
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5f06ea13b13c2d244adb04f1- 1Nicotinefalse
- 2Saccharintrue
- 3Caffeinefalse
- 4Piperinefalse
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Answer : 2. "Saccharin "
Q: Which one of the following polymer is used in making bullet - proof vest?
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5f06e6dfb13c2d244adae1f1- 1Teflonfalse
- 2Polyurethanefalse
- 3Bakelitefalse
- 4Polyamidetrue
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Answer : 4. "Polyamide "
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: Which is known as carbolic acid?
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5f029a3e7a5a806340b1064a- 1Phenoltrue
- 2Ethanolfalse
- 3Acetic acidfalse
- 4Oxalic acidfalse
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Answer : 1. "Phenol "
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