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Chemistry

Chemistry
Liquid Nitrogen boils at

97 Kelvin
54 kelvin
82 Kelvin
77 kelvin

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Chemistry
The Bhopal tragedy was caused by the gas

Chlorine
Methyl isocyanate
Phosgene
Carbon monoxide

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Chemistry
The compound to which H2 does not add is

Biphenyl ethylene
Tetra –9 – phenanthrylethylene
Tetraphenyl ethylene
Tetra – a –naphthylethylene

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Chemistry
The weight of 6.023 × 1022 atoms of carbon is

120 gms
0.12 gms
12 gms
1.2 gms

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Chemistry
If the sewage is fully oxidized, the nitrogen is in the form of

Nitramines
Nitrates
Ammonia
Nitrites

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Chemistry
Which one is the most reactive halogen

Chlorine
Bromine
Fluorine
Iodine

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MORE MCQ ON Chemistry

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