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Chemistry

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

Hund
Rutherford
Thomson
Sommerfeld

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Chemistry
The apparatus used to test acidity of aqueous solution is

Hygrometer
Ammeter
Acidmeter
PH meter

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Chemistry
A pungent smell often present near the urinals is due to

Urea
Ammonia
Chlorine
Sulphur-di- oxide

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Chemistry
Which of the following appeared to be with a significant potential for accumulation through food chains ?

DDT
Carbary
Lindane
Parathion

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Chemistry
In organic compounds, nitrogen is estimated by

Liebig's method
Dumas method
Victor-Meyer's method
Carius method

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Chemistry
The acid rain destroys vegetations because it contains

Nitric acid
Sulphuric acid
Carbon monoxide
Ozone

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MORE MCQ ON Chemistry

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