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Chemistry

Chemistry
Which of the following is a secondary pollutant ?

NO
SO2
CO
PAN

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Chemistry
The most abundant constituent of atmospheric air is :

Hydrogen
Nitrogen
Carbon
Oxygen

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Chemistry
The most extensive, commercially useful source of thorium as monazite sand occurs in India at

Orissa coast
Travancore coast
West Bengal coast
Gujarat coast

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Chemistry
The atmospheric gas that is mainly responsible for Green House effect :

Carbondioxide
Oxygen
Nitrogen
Ozone

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Chemistry
'All the four quantum numbers of two electrons in an atom are not the same.' It is the law of –

Avogadro's Law
Uncertainty Principle of Hiesenberg
Exclusion Principle of Pauli
Hund's rule of maximum multiplicity

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Chemistry
Antacids are found in drugs that give relief to

Acne
Headache
Eye sight
Stomach ache

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MORE MCQ ON Chemistry

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