All Questions
Tagged with hydrides inorganic-chemistry
4 questions
2
votes
1
answer
129
views
Is it not possible to prepare LAH using aluminium hydride?
Wikipedia lists this reaction for preparation of lithium aluminium hydride:
$\ce{4 LiH + AlCl_3 -> Li[AlH_4] + 3 LiCl}$
But is it possible to prepare it by reacting aluminium hydride with lithium ...
1
vote
1
answer
294
views
Why does AsH3 have a higher boiling point than HBr?
Aside from the general trend of the boiling points of the hydrides, I noticed how the group 15 hydrides somehow "overtook" the group 17 ones in boiling point, which felt weird.
Notably, H-...
1
vote
1
answer
289
views
If diborane has 3c-2e bonds, then why are both boron atoms still electron deficit?
This is an image of the structure of diborane.
It has a 3-center-2-electron bridge bond.
As we can see in the bridge bond, the electron in the hydrogen atom and one electron in either boron atom is ...
8
votes
1
answer
9k
views
Why can't NH5 form?
In ammonia a nitrogen atom forms 3 covalent bonds with hydrogen atoms and has one lone pair which can be used in a dative covalent bond with another hydrogen atom to form an ammonium ion. Instead of ...