MCQ
The shape of $s$-orbital is
- APyramidal
- ✓Spherical
- CTetrahedral
- DDumb-bell shaped
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| Element | Electronic configuration |
| $X$ | $1s^2\,2s^2\,2p^2$ |
| $Y$ | $1s^2\,2s^2\,2p^6\,3s^1$ |
| $Z$ | $1s^2\,2s^2\,2p^6\,3s^2\,3p^6\,3d^{10}\,4s^2\,4p^5$ |
Which set of properties match correctly with properties of the hydrides of these elements



${\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}}{\longrightarrow} {\text { (Major product) }{ }^{\prime} \mathrm{A}^{\prime}}$
Product $A$ is :

The temperature at which $K _{ C }=20.4$ and $K _{ P }=600.1,$ is ....... $K$. (Round off to the Nearest Integer).
[Assume all gases are ideal and $R =0.0831\, L\,bar \, K ^{-1} mol ^{-1}]$