Question

4. First ionisation enthalpy of two elements X and Y are
500 kJ mol-' and 375 kJ mol respectively. Comment
about their relative position in a group as well as in a
period.
11
den fin​

Answer 1

Answer:

in down the group

x is upper than y

because if we go down the group ionisation enthalpy decrease due to increases the size.

in period y first comes than x

because if we go left to right in period size decrease and ionisation enthalpy increases.

Answer 2

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