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CHEMISTRY

Chemistry
The pair of compounds used as anaesthetic in medicines :

Nitrous oxide, Chloroform
Ether, Ammonia
Nitrogen dioxide, ether
Chloroform, Nitrogen dioxide

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Chemistry
Which of the following is used for refrigeration?

Freon
Chlorine
Sulphur dioxide
Phosphine

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Chemistry
Freon' used as refrigerants is chemically

Chlorofluoro hydrocarbon
Chlorinated hydrocarbon
Fluorinated aromatic compound
Fluorinated hydrocarbon

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Chemistry
The gas used for artificial fruit ripening of green fruit is

Acetylene
Ethane
Ethylene
Methane

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Chemistry
Which one of the following vegetable oils is used in the manufacture of paints?

Linseed oil
Cottonseed oil
Sunflower oil
Palm oil

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