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Chemistry

Chemistry
The molecular formula of phosphorous is

P4
P2
P1
P3

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Chemistry
Normal rainwater has a pH level of

5.6
8.3
3.2
6.3

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Chemistry
Which of the following is used for refrigeration?

Phosphine
Freon
Chlorine
Sulphur dioxide

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Chemistry
When formaldehyde and potassium hydroxide are heated, we get

Ethyl formate
Methane
Methyl alcohol
Acetylene

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Chemistry
The residue left after extracting juice from sugarbeet and sugarcane is called

Bagasse
Molasses
Biomass
Whey

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Chemistry
The Bhopal tragedy was caused by the gas

Phosgene
Carbon monoxide
Methyl isocyanate
Chlorine

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MORE MCQ ON Chemistry

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