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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
Which one of the following species has the highest bond order, shortest bond length and maximum bond strength

O-2
O-22
O+2
O2

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Chemistry
Dry ice is the solid form of :

Water
Carbon di–oxide
Nitrogen
Air

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Chemistry
Zinc sulphide is commonly used as

Herbicide
Deodorant
Rodenticide
Fungicide

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Chemistry
The manufacturing of iron from iron ore involves the process of

Reduction
Oxidation
Electrolysis
Fractional distillation

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Chemistry
Indane gas is mixture of

Butane and oxygen
Butane and propane
Butane and hydrogen
Methane and oxygen

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MORE MCQ ON Chemistry

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