Chemistry Practice Question and Answer
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Q: Of the options listed below, the speed of sound is highest in _____ at 25°C.
898 064391e3719f0af16e3835d86
64391e3719f0af16e3835d86- 1Ethanolfalse
- 2Aluminiumtrue
- 3Oxygenfalse
- 4Hydrogenfalse
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Answer : 2. "Aluminium "
Q:Read the following questions carefully and answer them.
The gas used for artificial fruit ripening of green fruit is —
894 063aaa7625770eb565d4ffc85
63aaa7625770eb565d4ffc85- 1Ethylenetrue
- 2Acetylenefalse
- 3Ethanefalse
- 4Methanefalse
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Answer : 1. "Ethylene "
Q:Read the following questions carefully and answer them.
Polythene is polymer of
894 063aaaa17afa10611461dd6cd
63aaaa17afa10611461dd6cd- 1Ethylenetrue
- 2Propylenefalse
- 3Acetylenefalse
- 4Anilinefalse
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Answer : 1. "Ethylene "
Q: Which of the following is known as artificial silk?
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642c1b64ed76c064b866560c- 1Acrylicfalse
- 2Nylonfalse
- 3Polyesterfalse
- 4Rayontrue
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Answer : 4. "Rayon"
Q: NaHCO3 is chemical formula for ___________.
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62de6d24313eb40eb89fc5a4- 1Boraxfalse
- 2Vinegarfalse
- 3Limefalse
- 4Baking sodatrue
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Answer : 4. "Baking soda"
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 compound contains only Carbon and Hydrogen atoms in their formation?
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613ac986dffb173b7bd55970- 1Chloroformfalse
- 2Teflonfalse
- 3Ethanolfalse
- 4Benzenetrue
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Answer : 4. "Benzene"
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 "
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