MCQ
The outer electronic structure $3{s^2}3{p^5}$ is possessed by
- ✓$Cl$
- B$O$
- C$Ar$
- D$Br$
✓
Answer
Correct option: A.
$Cl$
a
(a) The atomic number of chlorine is $17$ its configuration is $1{s^2}2{s^2}2{p^6}3{s^2}3{p^5}$
(a) The atomic number of chlorine is $17$ its configuration is $1{s^2}2{s^2}2{p^6}3{s^2}3{p^5}$
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