P,Q,R and S are metals in the same group in the Periodic ...
P,Q,R and S are metals in the same group in the Periodic Table but in periods 3,4, 5 and 6 respectively which of them loses electrons least readily?
P
C
R
S
Correct answer is D
It is because the tendency to loss electrons increases with an increase in atomic size and atomic increase down the group
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