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Dinitrogen pentoxide () is a colorless crystalline solid that acts as the anhydride of nitric acid. p Block Elements Chemistry Question

Question

Dinitrogen pentoxide ($N_2O_5$) is a colorless crystalline solid that acts as the anhydride of nitric acid. What are the key structural features of the $N_2O_5$ molecule in its gaseous state?

Answer: B

💡 Solution & Explanation

In the gas phase, $N_2O_5$ exists as a discrete covalent molecule with an $O_2N-O-NO_2$ structure. It features a bent N-O-N oxygen bridge and strictly lacks any direct N-N bond.

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