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Chemistry

Chemistry
Curd is sour due to presenceof

Lactic acid
Tartaric acid
Oxalic acid
Acetic acid

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Chemistry
In a Carbonyl group a carbon atom makes double bond with

Carbon
Oxygen
Hydrogen
None of these

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Chemistry
Percentage of lead in lead pencils is

40
80
31-66

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Chemistry
The monomers of dacron are

Decanone and decanol
Decane and decanol
Ethylene glycol and terephthalic acid
Ethylene glygol and phthalic acid

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Chemistry
What material is used to make electric heater coil ?

Copper
Iron
Silver
Nichrome

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Chemistry
Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as

Independent
Antagonism
Additives
Synergism

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