MCQ
$sp^3d^2$ hybrid orbitals have
- ✓${d_{{x^2} - {y^2}}}$ and ${d_{{z^2}}}$
- B${d_{xy}}$ and ${d_{{z^2}}}$
- C${d_{{x^2} - {y^2}}}$ and ${d_{{xy}}}$
- D${d_{yz}}$ and ${d_{{xz}}}$
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[Given : $pKa$ (acetic acid) $=4.74$ ]
Reason : $sp$ hybridised carbon atoms of acetylene are considerably electronegative.
$PC{l_{3(g)}}\, + \,C{l_2}(g)\, \rightleftharpoons \,PC{l_{5(g)}}$