Chemistry Practice Question and Answer
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Q: The common name of dichlorodifluoromethane is _____.
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62cd637951fe3472d6b30512- 1gypsumfalse
- 2boraxfalse
- 3galenafalse
- 4Freontrue
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Answer : 4. "Freon"
Q: In chemistry, soap is a salt of a ............
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6389c06aa528960cccf4af4e- 1Fatty acidtrue
- 2Glycolfalse
- 3Phosphorousfalse
- 4Ammounium Carbonatefalse
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Answer : 1. "Fatty acid"
Q: Which of the following is an oxidising agent ?
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6258f7b7f5fb9a2759f0c057- 1KMnO4false
- 2K2 Cr2 07false
- 3HNO3false
- 4All of the abovetrue
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Answer : 4. "All of the above "
Q: Which of these non-metals is shiny?
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61275ab6dbe92e068b91060b- 1Carbonfalse
- 2Iodinefalse
- 3Sulfurfalse
- 4Brominetrue
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Answer : 4. "Bromine"
Q: Which of the following is a Lewis base?
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63c7b9de8731ac33279af243- 1Ammoniatrue
- 2Magnesium chloridefalse
- 3Aluminum chloridefalse
- 4Sodium ionfalse
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Answer : 1. "Ammonia"
Q:Read the following questions carefully and answer them.
Polythene is polymer of
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63aaaa17afa10611461dd6cd- 1Ethylenetrue
- 2Propylenefalse
- 3Acetylenefalse
- 4Anilinefalse
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Answer : 1. "Ethylene "
Q: Plastic bottles are made of a polymer called PET. The expanded form of PET is
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6389c01134f83f1472741741- 1Polyethylene terephthalatetrue
- 2Polyethyl Terelenefalse
- 3Polyethylene triphosphatefalse
- 4Polyethyl tetrachloridefalse
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Answer : 1. "Polyethylene terephthalate"
Q: Of the options listed below, the speed of sound is highest in _____ at 25°C.
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64391e3719f0af16e3835d86- 1Ethanolfalse
- 2Aluminiumtrue
- 3Oxygenfalse
- 4Hydrogenfalse
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