Chemistry General Knowledge Questions Practice Question and Answer
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Q: Boiling Point of a liquid due to impurities
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5f6c3046b2d86d455070b891- 1increasestrue
- 2decreasesfalse
- 3remains unchangedfalse
- 4None of thesefalse
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Answer : 1. "increases"
Q: Methane an air pollutant is produced ___________
1096 06113d4d088e0566940a8176d
6113d4d088e0566940a8176d- 1by burning of coal in insufficient airfalse
- 2by digestion of food by animalstrue
- 3by action of ultraviolet light on nitrogenous compounds.false
- 4as a by-product of manufacturing ammoniacal fertilizersfalse
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Answer : 2. "by digestion of food by animals"
Q: What is used of Capacitor in an electrical circuit?
1086 05ef431887c1ec61320b5ce2a
5ef431887c1ec61320b5ce2a- 1Step down voltagefalse
- 2Step up voltagefalse
- 3Store electric chargetrue
- 4Produce electric chargefalse
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Answer : 3. "Store electric charge"
Q: The basis of classification of elements in modern periodic table is based on___.
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5f8fcca5c380c466d4dcef2c- 1Atomic numbertrue
- 2Atomic massfalse
- 3Atomic volumefalse
- 4Atomic densityfalse
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Answer : 1. "Atomic number "
Q: The stranger gas is also known as___________.
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60ac7564d752621d4f9b8fdd- 1Heliumfalse
- 2Argonfalse
- 3Xenontrue
- 4Neonfalse
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Answer : 3. "Xenon "
Q: 'Every substance in the world is made up of very fine particles.' Who said this first?
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5fe9a0d9755fc73bd079298a- 1Daltontrue
- 2Kanadfalse
- 3Rutherfordfalse
- 4Avogadrofalse
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Answer : 1. "Dalton"
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: Baking soda is
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5f04358ed996064ceba911d9- 1Sodium Sulphatefalse
- 2Sodium Hydroxidefalse
- 3Sodium Chloridefalse
- 4Sodium Bicarbonatetrue
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Answer : 4. "Sodium Bicarbonate "
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