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Chemistry

Chemistry
Which of the following molecules has a bond order of 2.5

CO
HCL
NO
F2

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Chemistry
The formula C6H5-CO-CH3 represents

Acetone
Phenyl acetate
Acetophenone
Acetic acid

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Chemistry
Philosopher’s Wool is

Zinc carbonate
Zinc sulphate
Zinc oxide
Zinc blende

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Chemistry
Which one of the following does not contain Silver ?

Horn Silver
Lunar Caustic
German Silver
Ruby Silver

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Chemistry
Acid rain is caused due to emission of which of the following in to the atmosphere ?

Carbon monoxide and nitrogen
Carbon dioxide and carbon monoxide
Oxides of nitrogen and sulphur
Ozone and carbon dioxide

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Chemistry
The components of water can be separated by

Physical methods
They can not be separated
Both A and B
Chemical methods

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