Question

What is the location of these elements in the periodic table:-
(a)A soft metal stored under kerosene
(b)An element which has variable valency (more than one)stored under water
(c)An element which is an inert gas with atomic no. 2

Answer 1

a) soft metal which is stored in kerosene is pottasium

b) An element which has variable valency (more than one)stored under water is phosphorous.

c) helium

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