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Chemistry

Chemistry
The number of moles of solute present in 1 kg of a solvent is called its

normality
molality
formality
molarity

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Chemistry
Bauxite is used as raw material by which industry ?

Iron
Aluminium
Steel
Gold

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Chemistry
The pH of human blood is between :

4.5-5
6.5-7
44052
7.5-8

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Chemistry
Saccharin is made up of

Propane
Phenol
Toluene
Butane

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Chemistry
Cement is usually a mixture of :

Lime stone and silicon dioxide
Calcium silicate and calcium aluminate
Calcium silicate and calcium ferrate
Calcium aluminate and calcium ferrate

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Chemistry
Concentration of a material which is lethal to 50% animal is called

LD50
ADI
LC50
NOAEL

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MORE MCQ ON Chemistry

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