Directly proportional to square of effective nuclear charge
C
Inversely proportional to effective nuclear charge
D
Inversely proportional to square of effective nuclear charge
Text Solution
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The correct Answer is:
C
Ionic radius in the `n^(th)` orbit is given by `r_n = (n^2 a)/(z)` or `r_n prop 1/Z` where n is principal quantum no., `r_n` is bohr.s radius of hydrogen atom and Z is the effective nuclear energy.
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