MCQ
Electronic configuration of $S{c^{21}}$ is
- ✓$1{s^2}2{s^2}2{p^6}3{s^2}3{p^6}4{s^2}3{d^1}$
- B$1{s^2}2{s^2}2{p^6}3{s^2}3{p^6}4{s^1}3{d^2}$
- C$1{s^2}2{s^2}2{p^6}3{s^2}3{p^6}4{s^0}3{d^3}$
- D$1{s^2}2{s^2}2{p^6}3{s^2}3{p^2}4{s^2}3{d^2}$
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|
List$-I$ (Shape) |
List$-II$ (Molecules) |
| $(A)$ $T-$shaped | $(I)$ $XeF _{4}$ |
| $(B)$ Trigonal planar | $(II)$ $SF _{4}$ |
|
$(C)$ Square planar |
$(III)$ $ClF _{3}$ |
| $(D)$ See-saw | $(IV)$ $BF _{3}$ |