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Chemistry

Chemistry
The inherited traits of an organism are controlled by

nucleotides
DNA molecules
RNA molecules
enzymes

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Chemistry
PH scale ranges from

0 – 14
None
0 – 7
8 – 14

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Chemistry
White coal is

None of these
Diamond
Uranium
Hydro-electricity

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Chemistry
The element which is used for vulcanizing rubber

Bromine
Phosphorus
Silicon
Sulphur

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Chemistry
The molecule which has the highest percentage of ionic character among the following is

HF
HBr
HCI
HI

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Chemistry
The strongest oxidizing agent among the following is:

Chlorine
Fluorine
Iodine
Oxygen

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