MCQ
Which plot best represents the potential energy $(E)$ of two hydrogen atoms as they approach one another to form a hydrogen molecule ?
- ✓

- B

- C

- D






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$C_2H_4(g) + H_2(g) \to C_2H_6(g)$
.......$kJ$
| Bond | Bond energy $(kJ)$ |
| $C-H$ |
$413$ |
| $C-C$ | $348$ |
| $C=C$ | $610$ |
| $H-H$ | $436$ |
