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Chemistry

Chemistry
Periodic table contains how many periods

8
6
10
7

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Chemistry
The inert gases are ____ in water

soluble
None of these
insoluble
sparingly soluble

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Chemistry
Which gas is most stable at room temperature

F2
N2
H2
O2

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Chemistry
Aspirin is chemically known as

Acetylsalicylic acid
Alkylsalicylic acid
Methyl salicylate
Hydroxysalicylate

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Chemistry
Nitrogen fixation is a process of

Conversion of organic nitrogen to proteins
Utilisation of nitrogen gas
Conversion of molecular nitrogen to ammonia
Assimilation of nitrate

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Chemistry
Which of the following is not an addition polymer

Polystyrene
PVC
Nylon
Polythene

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