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Chemistry

Chemistry
Zinc sulphide is commonly used as

Rodenticide
Herbicide
Deodorant
Fungicide

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Chemistry
Tear gas is :

Carbonyl chloride
Nitrous oxide
Chloroprene
Bleaching powder

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Chemistry
Besides CO2, the other green house gas is

Ar Ar
O2
N2 N2
CH4

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Chemistry
Chemical name of vinegar is

Acetone
Formaldehyde
Acetic acid
Ethanol

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Chemistry
The items amenable to detection by soft x-rays are

contrabands
lead in bullets
genuine coins from counterfeit coins
narcotics

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Chemistry
The main buffer system of the human blood is

H2CO3 - HCO3
H2CO3 - CO32-
CH3COOH - CH3COO-
NH2CONH2 - NH2CONH+

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