MCQ
The hydrocarbon which can react with sodium in liquid ammonia is ____________________ .
- A$CH _3 CH = CHCH _3$
- ✓$CH _3 CH _2 C \equiv CH$
- C$CH _3 CH _2 CH _2 C \equiv CCH _2 CH _2 CH _3$
- D$CH _3 CH _2 C \equiv CCH _2 CH _3$
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${H_2}(g) + \frac{1}{2}{O_2}(g) \to {H_2}O(g)$ is $\Delta {H_1}$ and that of
${H_2}(g) + \frac{1}{2}{O_2}(g) \to {H_2}O(l)$ is $\Delta {H_2}$. Then
$I$. Valence bond theory cannot explain the color exhibited by transition metal complexes
$II$. Valence bond theory can predict quantitatively the magnetic properties of transition metal complexes
$III$. Valence bond theory cannot distinguish ligands as weak and strong field ones