Chemistry Practice Question and Answer
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61ea7f30e3f9cf3e03e0f578 4 Q:
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Q: Which of the following compound contains only Carbon and Hydrogen atoms in their formation?
677 0613ac986dffb173b7bd55970
613ac986dffb173b7bd55970- 1Chloroformfalse
- 2Teflonfalse
- 3Ethanolfalse
- 4Benzenetrue
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Answer : 4. "Benzene"
Q: Gold is used to make jewelery?
674 061275c5e302e8b067c99c5ab
61275c5e302e8b067c99c5ab- 122 caratstrue
- 224 caratfalse
- 316 caratsfalse
- 423 caratsfalse
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Answer : 1. "22 carats"
Q: The alkaloid naturally found in coffee, cocoa and colanut is
670 06389c40334f83f14727428d0
6389c40334f83f14727428d0- 1Cocainefalse
- 2Morphinefalse
- 3Tanninfalse
- 4Caffeinetrue
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Answer : 4. "Caffeine"
Q: Oiled paper is?
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61ea7f30e3f9cf3e03e0f578- 1Translatorfalse
- 2opaquetrue
- 3transparentfalse
- 4none of thesefalse
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Answer : 2. "opaque"
Q: Which of the following are metals found in free state in the earth's crust?
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61275de893f02206607eb973- 1Agtrue
- 2Mgfalse
- 3Alfalse
- 4Znfalse
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Answer : 1. "Ag"
Q: Lewis concept does explain the behaviour of __________
664 063c7bc051c47ef334bdd8c98
63c7bc051c47ef334bdd8c98- 1Basesfalse
- 2Saltsfalse
- 3Protonic acidstrue
- 4Amphoteric substancesfalse
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Answer : 3. "Protonic acids"
Q: During uniform motion of an object along a straight line, its ___________ remains constant with time.
659 0608926140ac1df7d9f80c934
608926140ac1df7d9f80c934- 1accelerationfalse
- 2velocitytrue
- 3forcefalse
- 4decelerationfalse
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Answer : 2. "velocity "
Q: How many carbon atoms are joined in buckminsterfullerene?
648 062ebdd1b4404a856fa1fc772
62ebdd1b4404a856fa1fc772- 130false
- 290false
- 360true
- 4120false
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Answer : 3. "60"
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