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Chemistry

Chemistry
Heavy metal pollution of water is caused by:

Acid Plants
Domestic sewage
Wood burning
Paints

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Chemistry
The inexpensive and commonly used variety of glass is called soda glass.

is made using soda lime
was initially used for storing sodium carbonate
is made using soda(sodium carbonate)
was used initially for making bottles of soda(carbonated drink)

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Chemistry
Iodine can be separated from a mixture of Iodine and Potassium Chloride by

Filtration
Distillation
Sedimentation
Sublimation

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Chemistry
Food cans are coated with tin and not with zinc because

Zinc is more reactive than tin
Zinc is less reactive than tin
Zinc has a higher melting point than tin
Zinc is costlier than tin

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Chemistry
Which of the following is a monoatomic gas?

Neon
Oxygen
Fluorine
Nitrogen

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Chemistry
Haloarenes are more stable than haloalkanes due to

Resonance effect
All of them
Inductive effect
Hyper conjugative effect

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