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Chemistry

Chemistry
Which of the following elements is non-radioactive ?

Uranium
Plutonium
Zirconium
Thorium

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Chemistry
Rusting of iron takes place due to

Carbonation
Corrosion
Exfoliation
Oxidation

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Chemistry
Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ?

Methyl red
Methyl orange
Methylene blue
Phenolphthaline

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

Precipitate
Emulsion
Gel
Sol

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Chemistry
The mass of one Avogadro number of helium atom is

8.00 gram
4 x 6.02 x 1023 gram
4.00 gram
1.00 gram

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Chemistry
Chloroform can be used as

Analgesic
Anaesthetic
Antibiotic
Antimalarial

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MORE MCQ ON Chemistry

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