Chemistry Practice Question and Answer
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Q: Which carbohydrate is used in silvering of mirrors?
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5f2162530d44c43edf026f1c- 1Glucosetrue
- 2Starchfalse
- 3Fructosefalse
- 4Sucrosefalse
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Answer : 1. "Glucose "
Q: Which among the following noble gas has highest molar mass?
3492 05f083354429a37679ec22f49
5f083354429a37679ec22f49- 1Krfalse
- 2nefalse
- 3Arfalse
- 4Xetrue
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Answer : 4. "Xe"
Q: Methyl propane is an isomer of-
3432 05ef96e41a26dd669b340a84f
5ef96e41a26dd669b340a84f- 1n-pentanefalse
- 2n-butanetrue
- 3n-propanefalse
- 4n-hexanefalse
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Answer : 2. "n-butane"
Q: Soda lime is a mixture of
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5f86b2978a599d39499b2f7e- 1NaOH + CaCO3false
- 2NaOH + CaOtrue
- 3NaOH + HOHfalse
- 4None of thesefalse
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Answer : 2. "NaOH + CaO"
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: The substances used for artificial rain is
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5ef1afdd7fed557ba2abd7d3- 1Silver iodidetrue
- 2Silver bromidefalse
- 3Ammonium nitratefalse
- 4All of the abovefalse
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Answer : 1. "Silver iodide "
Q: Who is called the father of modern chemistry?
2438 05ef430d7bea49d16b47d5818
5ef430d7bea49d16b47d5818- 1Daltonfalse
- 2Lavoisiertrue
- 3Mendeleevfalse
- 4None of thesefalse
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Answer : 2. "Lavoisier"
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 "
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