Question

*
Which of the following statements is incorrect?
1 point
(a) I.E.1 of O is lower than that of N but I.E.20 is higher than that of N
O (
(b) The enthalpy of N to gain an electron is almost zero but of P is 74.3 kJ mol-1
(c) isoelectronic ions belong to the same period
O (
(d) The covalent radius of iodine is less than its Van der Waal's radius
CLOM
12​

Answer 1

Answer:

I NOT KNOWING THE ANSWER