Two p-block elements X and... | JEE Main 2026 22 Jan Shift 1

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JEE MAIN 2026

22-01-26 S1

Question

Two p -block elements X and Y form fluorides of the type $\mathrm{EF}_3$. The fluoride compound $\mathrm{XF}_3$ is a Lewis acid and $\mathrm{YF}_3$ is a Lewis base. The hybridizations of the central atoms of $\mathrm{XF}_3$ and $\mathrm{YF}_3$ respectively are

Select the correct option:

A

Both $\mathrm{sp}^3$

B

$\mathrm{sp}^2$ and $\mathrm{sp}^3$

C

$\mathrm{sp}^3$ and $\mathrm{sp}^2$

D

Both $\mathrm{sp}^2$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

$\begin{aligned} & \mathrm{XF}_3=\mathrm{BF}_3 ; \mathrm{sp}^2 \\ & \mathrm{YF}_3=\mathrm{NF}_3 ; \mathrm{sp}^3\end{aligned}$

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