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Chemistry

Chemistry
A detergent is a

Soap
Catalyst
Drug
Cleansing agent

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Chemistry
Which is the purest commercial form of iron ?

Pig iron
Wrought iron
Stainless steel
Steel

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Chemistry
What is the mass percentage of carbon in carbon dioxide (CO2)

0.323
0.201
0.158
0.273

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Chemistry
Which one of the following is not present in cement ?

Clay
Alumina
Alum
Gypsum

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Chemistry
Organic compounds are

Interstitial compounds
Ionic compounds
Co-ordination compounds
Covalent compounds

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Chemistry
The most abundant element is

Silicon
Oxygen
Calcium
Nitrogen

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MORE MCQ ON Chemistry

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