Q.
Ionization energies of five elements in kcal/mol are given below :
Atom
I
II
III
P
300
549
920
Q
99
734
1100
R
118
1091
1652
S
176
347
1848
T
497
947
1500
The element form stable unipositive ion?
| Atom | I | II | III |
|---|---|---|---|
| P | 300 | 549 | 920 |
| Q | 99 | 734 | 1100 |
| R | 118 | 1091 | 1652 |
| S | 176 | 347 | 1848 |
| T | 497 | 947 | 1500 |
Solution:
Correct answer is (b) Q