MCQ
Chemical bond implies ___________.
- ARepulsion
- BAttraction
- CAttraction and repulsion balanced at a particular distance.
- DAttraction and repulsion
Explanation:
Chemical bond is an attraction between atoms that allows the formation of chemical substances.
The bond will be formed where attraction forces due to opposite charges were balanced by repulsion forces due to similar charges.
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| $Bond$ | $E_{(diss)}(kJ(mol )^{(-1)})$ |
| $C-A$ | $240$ |
| $C-B$ | $328$ |
| $C-C$ | $276$ |
| $C-D$ | $485$ |
$A.$Reaction is spontaneous at $(a)$ and $(b)$
$B.$Reaction is at equilibrium at point $(b)$ and nonspontaneous at point $(c)$
$C.$Reaction is spontaneous at $(a)$ and nonspontaneous at $(c)$
$D.$Reaction is non-spontaneous at $(a)$ and $(b)$