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Chemistry

Chemistry
Which of the following is biodegradable ?

Aluminium
Paper
Plastic
D.T.

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Chemistry
Besides CO2, the other green house gas is

O2
Ar Ar
CH4
N2 N2

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Chemistry
Which metal is extracted from sea water?

Potassium
Magnesium
Beryllium
Aluminium

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Chemistry
Of the following compounds of calcium, the one having highest covalent character is

CaBr2
Cacl2
CaF2
Cal2

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Chemistry
Which of the following is a method/process of disposing of solid waste which cannot be reused or recycled ?

Landfills
Incineration
Pyrolysis and Gasification
All listed here

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Chemistry
The compound that has the least value for octane number is :

2,2-dimethyl hexane
2-methyl heptane
Iso-octane
N-heptane

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MORE MCQ ON Chemistry

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