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Q 3163001845.     (i) Write the general electronic configuration
of d-block elements.
(ii) Which of the following elements has most
positive electron gain enthalpy?
`F, N` and `Ne`
(iii) How would you explain the fact that first
ionization enthalpy of sodium is lower
than that of magnesium but its second
ionization enthalpy is higher than that of
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)