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Chemistry

Chemistry
At room temperature, the metal that remains liquid is:

Platinum
Lead
Mercury
Zinc

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Chemistry
Who modified Bohr's theory by introducing elliptical orbits for electron path

Hund
Rutherford
Sommerfeld
Thomson

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Chemistry
Which of the following is also used as a Bio fertilizer?

None of these
Ammonia
Urea
Uric Acid

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Chemistry
Nylon is made up of :

Polypropylene
Polyethylene
Polyester
Polyamide

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Chemistry
Which among the following is found in chlorophyll ?

A l3+
Mg2+
Ca2+
Fe2+

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Chemistry
Which gas emitted by power stations causes acid rain?

Carbon dioxide
Sulphur dioxide
Helium
Nitrogen

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MORE MCQ ON Chemistry

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