Science GK Practice Question and Answer
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Q: Homo nuclear molecules contain ? 1787 05c2dbe7bbc106c237a22c19e
5c2dbe7bbc106c237a22c19e- 1polar bondfalse
- 2covalent bondtrue
- 3ionic bondfalse
- 4coordinate bondfalse
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Answer : 2. "covalent bond"
Q: Which one of the following metals does not react with water to produce Hydrogen? 2103 05c2dc16c94bba731de8f0a40
5c2dc16c94bba731de8f0a40- 1Cadmiumtrue
- 2Lithiumfalse
- 3Potassiumfalse
- 4Sodiumfalse
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Answer : 1. "Cadmium"
Q: Rare gases are 1581 05c2dbc15aea81766da94cacf
5c2dbc15aea81766da94cacf- 1mono atomictrue
- 2di atomicfalse
- 3tri atomicfalse
- 4None of abovefalse
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Answer : 1. "mono atomic"
Q: Washing soda is ? 1428 05c2dbeeef11ee42b64688fcb
5c2dbeeef11ee42b64688fcb- 1sodium sulphitefalse
- 2sodium bicarbonatefalse
- 3sodium carbonatetrue
- 4sodium biosulphitefalse
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Answer : 3. "sodium carbonate"
Q: Who is regarded as father of modern chemistry ? 1985 05c2dbb7eaea81766da94cac5
5c2dbb7eaea81766da94cac5- 1Ruterfordfalse
- 2Einsteinfalse
- 3Lavoisiertrue
- 4C V Ramanfalse
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Answer : 3. "Lavoisier"
Q: The term PVC used in the plastic industry stands for 1772 05c2dbc589fd00135a4b21163
5c2dbc589fd00135a4b21163- 1polyvinyl choloridetrue
- 2polyvinyl carbotatefalse
- 3phosphor vanadiu chloridefalse
- 4phosphavinyl chloridefalse
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Answer : 1. "polyvinyl choloride"
Q: What is a mixture of potassium nitrate powdered charcoal and sulphur called? 1557 05c2dbd92bc106c237a22c18a
5c2dbd92bc106c237a22c18a- 1paintfalse
- 2aluminiumfalse
- 3brassfalse
- 4gun powdertrue
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Answer : 4. "gun powder"
Q: Which have the maximum density ? 2363 05c2dbffa94bba731de8f0a27
5c2dbffa94bba731de8f0a27- 1watertrue
- 2Benzenefalse
- 3Icefalse
- 4Chloroformfalse
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