Chemistry Practice Question and Answer
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Q: In which state of matter, the distance between the molecules is minimum ?
1158 060fe402081fb4616a6565dbb
60fe402081fb4616a6565dbb- 1Solidtrue
- 2Liquidfalse
- 3Gasfalse
- 4Plasmafalse
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Answer : 1. "Solid"
Q: Find the compound which undergoes nucleophilic substitution reaction exclusively by an SN1 mechanism
1156 063c921a2bdbddb32fda19117
63c921a2bdbddb32fda19117- 1Benzyl chloridetrue
- 2Chlorobenzenefalse
- 3Ethyl chloridefalse
- 4Isopropyl chloridefalse
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Answer : 1. "Benzyl chloride "
Q: _______ expansion makes the Eiffel Tower taller during summers.
1154 062bec77225fd051a65657af2
62bec77225fd051a65657af2- 1Gravitationalfalse
- 2Gradientfalse
- 3Chemicalfalse
- 4Thermaltrue
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Answer : 4. "Thermal"
Q: Which metal reacts with water?
1152 061275b3bb05363065a00517c
61275b3bb05363065a00517c- 1goldfalse
- 2Potassiumtrue
- 3Silverfalse
- 4Leadfalse
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Answer : 2. "Potassium"
Q: Which gas is deposited at the anode on electrolysis of alumina?
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61275989dbe92e068b90f6be- 1Hydrogen gasfalse
- 2Nitrogen gasfalse
- 3carbon dioxide gasfalse
- 4Oxygen gastrue
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Answer : 4. "Oxygen gas"
Q: A catalyst is a substance that_________ the velocity of a chemical reaction.
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5f7560fbc995cb2bd58dca56- 1Increasesfalse
- 2Decreasesfalse
- 3Changestrue
- 4None of thesefalse
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Answer : 3. "Changes"
Q: A strong acid has a ______________
1140 063c7b6411e8e3f3e1a35cf4b
63c7b6411e8e3f3e1a35cf4b- 1Weak conjugate acidfalse
- 2Weak conjugate basetrue
- 3Strong conjugate basefalse
- 4Strong conjugate acidfalse
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Answer : 2. "Weak conjugate base"
Q: Which is the most economical method of removing solid matter from water?
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62de70c3313eb40eb89fc948- 1Using deactivated carbonfalse
- 2Electrolysisfalse
- 3Distillationfalse
- 4Sedimentationtrue
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Answer : 4. "Sedimentation"
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