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Chemistry

Chemistry
Williamson's synthesis is widely used in the laboratory preparation of

Alcohols
Aldehydes
Esters
Ethers

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Chemistry
In vulcanisation process, rubber can be hardened by adding

Alcohol
Silicon
Nitrogen
Sulphur

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Chemistry
When cathode rays strike a target of high atomic weight, they give rise to

?-rays
Positive rays
X-rays
? and ? rays

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Chemistry
The most extensive, commercially useful source of thorium as monazite sand occurs in India at

Orissa coast
West Bengal coast
Travancore coast
Gujarat coast

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Chemistry
Vinegar is ________ .

Glacial formic acid
Diluted acetic acid
Diluted formic acid
Glacial acetic acid

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Chemistry
The metal used for making aircrafts and rockets is

Copper
Nickel
Lead
Aluminium

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