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Chemistry

Chemistry
Which of the following is a monoatomic gas?

Oxygen
Fluorine
Nitrogen
Neon

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Chemistry
Which among the following is found in chlorophyll ?

Ca2+
Fe2+
Mg2+
A l3+

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Chemistry
Helium gas is filled in ballons because

It is one of the constitutents of water
Its atomic number is 2
It is a noble gas
It is lighter than air

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Chemistry
KMnO4 can be used as

Pesticide
Insecticide
Disinfectant
Fertilizer

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Chemistry
Aspirin is

Acetyl Salicilic acid
Phenyl Salicilate
Methyl Salicilate
Methoxy benzoic acid

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Chemistry
A colloidal system in which a liquid is dispersed in a liquid is called

Precipitate
Emulsion
Sol
Gel

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MORE MCQ ON Chemistry

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