Question

5. The successive ionization energies for element X IS
given below
IE, : 250 kJ mol-1
IE2 : 820 kJ mol-1
IEZ : 1100 kJ mol-1
1E4 : 1400 kJ mol-1
Find out the number of valence electrons for the
element X
(1) 3
(2) 4
(3) 2
(4) 1​

Answer 1

Answer:

number of electrons are 4

as there are 4 ionization energy and there is a little difference between them

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