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Chemistry

Chemistry
The purest form of Iron is :

Steel
Cast iron
Pig iron
Wrought iron

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Chemistry
If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by

Mercury
Iron
Lead
Arsenic

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Chemistry
What is Zeolite?

Hydrated Calcium Sulphate
Dehydrated Calcium Sulphate
Hydrated Aluminosilicate
Dehydrated Aluminosilicate

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Chemistry
Threshold limit value of copper in the atmospheric air is

0.01 mg/m3
1.0 mg/m3
5.0 mg/m3
0.001 mg/m3

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Chemistry
Urea is a

Phosphatic fertilizer
Nitrogenous fertilizer
Sodium fertilizer
Potassium fertilizer

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Chemistry
Among the following the hardest metal is

Platinum
Gold
Iron
Tungsten

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MORE MCQ ON Chemistry

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