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Chemistry

Chemistry
Number of hydrogen atoms in a Glucose molecule

8
12
14
6

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Chemistry
The nuclear particle having no mass and no charge, but only spin is

Proton
Neutrino
Electron
Meson

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Chemistry
Sea weeds are important source of

Bromine
Iron
Chlorine
Iodine

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Chemistry
Alum is used as

A purifier for water
A fertilizer
An analgesic
A disinfectant

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Chemistry
Activated Charcoal is used to remove colouring matter from pure substances by

Adsorption
Oxidation
Reduction
Bleaching

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Chemistry
Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ?

Butane
Propane
Ethane
Methane

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