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1.
Which substance gives a different flame colouration from the others?
2.
An alloy of 
is:
is:
3.
Carnallite is
4.
Sodium carbonate solution in water is alkaline due to:
5.
Which of the following reaction does not liberate gaseous product?
6.
When one mole of bleaching powder is completely decomposed in presence of 
then the mass of chlorine gas that is liberated will be:
then the mass of chlorine gas that is liberated will be:
7.
Which of the following compounds on reaction with 
and 
gives yellow colour?
and gives yellow colour?
8.
Which of the following compounds has the lowest melting point?
9.
The outermost electron is most loosely held in:
10.
On heating quick lime with coke in an electric furnace we get: