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Chemistry

Chemistry
Which among the following is a carbohydrate ?

Hydrogen peroxide
Cane-sugar
Nylon
Turpentine

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Chemistry
In addition to hydrogen, the other abundant element present on Sun’s surface is

Neon
Argon
Oxygen
Helium

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Chemistry
A subshell with l=2 can take up

3 electron
10 electron
8 electron
5 electron

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Chemistry
Rectified spirit is :

Tincture iodine
95% ethyl alcohol
Methylated spirit
100% ethyl alcohol

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Chemistry
Which substance is used to retard the setting action of cement?

CaSO4, 2H2O
CaO
Na2O + K2O
Al2O3

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Chemistry
Silver halides are used in photographic plates because they are

Reduced by light
Oxidised in air
Soluble in hyposolution
Totally colourless

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