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Chemistry

Chemistry
Which is the purest commercial form of iron ?

Steel
Pig iron
Stainless steel
Wrought iron

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Chemistry
Aspirin is common name of

Salicylic Acid
Salicylate
Acetyl Salicylic Acid
Methyl Salicylate

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Chemistry
The gas which is mainly responsible for the green house effect is:

Carbon dioxide
Carbon monoxide
Ozone
Oxygen

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Chemistry
How many atoms of oxygen are in a glucose molecule

10
3
4
6

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Chemistry
The isomerism which exists between CH3CHCI2 and CH2CI. CH2CI is

functional group isomerism
positional isomerism
metamerism
chain isomerism

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Chemistry
Which method will be employed to test the hardness of water?

Formation of lather with soap
None of these
Distillation
Boiling

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