Questions tagged [pnictogen]
For questions about the group 15 elements — nitrogen, phosphorus, arsenic, antimony, and bismuth: their synthesis, or physical and chemical properties.
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Why there is no P−O−Cl bond in phosphoryl chloride?
Why is the structure of $\ce{POCl3}$ not like the left? I know the elements in period 3 or higher don’t have to follow the octet rule, but the left structure doesn’t seem to have any problems:
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Why is phosphoric acid a weak acid?
What is the reason for the phosphoric acid $\ce{H3PO4}$ being a weak acid despite having a structure similar to that of sulfuric acid $\ce{H2SO4}?$
I found some sources claiming that the resonance of ...
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Synthesizing Cyclotetrazane from Hydrazine and Diazene?
Could cyclotetrazane — a compound with nitrogen atoms arranged in a square configuration — be synthesized? A hydrogen atom would be bonded to each vertex (nitrogen atom):
Could cyclotetrazane be made ...
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Non-octet structures of stable nitrogen compounds
A question in my exercise book demonstrates that nitrogen cannot form non-octet structures since the most common examples — nitrogen dioxide and nitrogen monoxide — are unstable/reactive. For example, ...
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Why is pyramidal structure observed in trisilylphosphine?
Why does trisilylphosphine $\ce{P(SiH3)3}$ (ICSD Entry: 72676, [1]) have a pyramidal structure while trisilylamine $\ce{N(SiH3)3}$ (ICSD Entry: 201428, [2]) is planar?
I think since silicon has a ...