MCQ
In which of the molecule $\pi-$ electrons are not delocalized ?
- A

- B

- ✓$H_2C=C=CH_2$
- D




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In a closed vessel follows first order kinetics. If starting with pure $N_2O(g)$ total pressure after time $'t'$ is $P_t$ and after a very long time is $P_\infty$ then which of the following expressions is correct