Chemistry · 2026
JEE Main · 22 January 2026, Shift 2 · Q61
[ Ni ( PPh_3)_2 Cl_2] is a paramagnetic complex. Identify the INCORRECT statements about this complex. A. The complex exhibits geometrical isomerism.…
$\displaystyle \left[\mathrm{Ni}\left(\mathrm{PPh}_3\right)_2 \mathrm{Cl}_2\right]$ is a paramagnetic complex. Identify the INCORRECT statements about this complex.
A. The complex exhibits geometrical isomerism.
B. The complex is white in colour.
C. The calculated spin-only magnetic moment of the complex is $\displaystyle 2.84$ BM.
D. The calculated CFSE (Crystal Field Stabilization Energy) of Ni in this complex is $\displaystyle -0.8 \Delta_{\mathrm{o}}$.
E. The geometrical arrangement of ligands in this complex is similar to that in $\displaystyle \mathrm{Ni}(\mathrm{CO})_4$.
Choose the correct answer from the options given below :
Official answer
From NTA’s final answer key for this paper.
(2)
A, B and D Only
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JEE Main 2026 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.