MCQ
Which of the following pairs of $d-$ orbitals will have electron density along the axes ?
- A$d_{z^2}, d_{xz}$
- B$d_{xz}, d_{yz}$
- ✓$d_{z^2}, d_{x^2 - y^2}$
- D$d_{xy}, d_{x^2 - y^2}$

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$HC \equiv CH\mathop {\xrightarrow{{NaN{H_2},C{H_3}COC{H_3}}}}\limits_{{H^ + }} X\mathop {\xrightarrow{{H{g^{2 + }},{H_3}{O^ + }}}}\limits_{{H_2}O} Z$ is