Chemistry General Knowledge Questions Practice Question and Answer
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Q: What is used of Capacitor in an electrical circuit?
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5ef431887c1ec61320b5ce2a- 1Step down voltagefalse
- 2Step up voltagefalse
- 3Store electric chargetrue
- 4Produce electric chargefalse
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Answer : 3. "Store electric charge"
Q: The element common to all acids is 1151 05edeface2fce215c8ec3bc2f
5edeface2fce215c8ec3bc2f- 1oxygenfalse
- 2hydrogentrue
- 3carbonfalse
- 4sulphurfalse
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Answer : 2. "hydrogen"
Q: What is the acid found in bees?
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5eeb1221ad25df5a63256400- 1Formic acidtrue
- 2Acetic acidfalse
- 3Carbolic acidfalse
- 4Oxalic acidfalse
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Answer : 1. "Formic acid"
Q: How many categories of elements are divided on the basis of properties?
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5eeadf0fad25df5a63247e87- 14false
- 26false
- 33true
- 42false
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Answer : 3. "3"
Q: Permanent hardness of water may be removed by the addition of
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5edefcd28c4c964f73d38693- 1sodium carbonatetrue
- 2alumfalse
- 3potassium permanganatefalse
- 4limefalse
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Answer : 1. "sodium carbonate"
Q: Washing soda is the common name for
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5edef8088c4c964f73d377df- 1Calcium carbonatefalse
- 2Sodium carbonatetrue
- 3Calcium bicarbonatefalse
- 4Sodium bicarbonatefalse
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Answer : 2. "Sodium carbonate"
Q: Which gas is mostly present in Venus atmosphere?
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5ed600125ccf7008ed8ceeb9- 1Hydrogenfalse
- 2Carbon Dioxidetrue
- 3Heliumfalse
- 4Nitrogenfalse
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Answer : 2. "Carbon Dioxide"
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