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Chemistry

Chemistry
The major use of sulphur is in the manufacture of

Fungicide
H2S
SO2
H2SO4

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Chemistry
Mixture can be

Pure substance
Homogeneous
Both A and B
Heterogeneous

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Chemistry
If a buffer solution is diluted its pH

Is increased
Will slowly increase and then it will decrease
Is decreased
Remains same

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Chemistry
Liquid Nitrogen boils at

82 Kelvin
77 kelvin
97 Kelvin
54 kelvin

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Chemistry
The main chemical constituent of clay is

aluminium silicate
aluminium borosilicate
zeolites
silicon oxide

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Chemistry
The natural source of hydro-carbon is

Biomass
Coal
Crude oil
Carbohydrates

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