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Chemistry

Chemistry
If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by

Iron
Mercury
Arsenic
Lead

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Chemistry
Mercury is a :

Liquid metal
Solid non-metal
Liquid non-metal
Solid metal

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Chemistry
Which of the following substance is highly plastic ?

Clay
Granite
Mica
Quartz

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Chemistry
When ice cubes are made, the entropy of water

May either increase or decrease depending on the process used
Decreases
Increases
Does not change

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Chemistry
The metal used to recover copper from a solution of copper sulphate is

Na
Fe
Hg
Ag

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Chemistry
What is the maximum Water Vapour content in the atmosphere?

5 to 6 per cent
2 to 3 per cent
3 to 4 per cent
4 to 5 per cent

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