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Chemistry

Chemistry
The length of double bond is _______ than single bond

Of same lenght
Longer
Shorter
None of these

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Chemistry
Sea weeds are important source of

Iodine
Iron
Chlorine
Bromine

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Chemistry
The most suitable vessel for storing concentrated sulphuric acid is

Earthen vessel
Glass vessel
Copper vessel
Aluminium vessel

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Chemistry
The Bhopal tragedy was caused by the gas

Chlorine
Phosgene
Carbon monoxide
Methyl isocyanate

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Chemistry
Dry powder fire extinguishers contain

Sand and sodium bicarbonate
Sand and sodium carbonate
Sand and potassium carbonate
Sand

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Chemistry
Soap is prepared by boiling caustic soda with

Alcohol
Kerosene oil
Glycerine
Fats

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