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Why does hydrogen form metallic hydride like LiH ?

Started by Aakash | Last post by Enthalpy November 27, 2013, 10:52:19 AM

3 Replies
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Last post November 27, 2013, 10:52:19 AM
by Enthalpy
0 Replies
2812 Views
Last post October 16, 2011, 02:05:43 AM
by SheffieldWednesday4ever
2 Replies
4214 Views
Last post October 30, 2006, 10:08:08 AM
by Spasmodic
Why does PbO2 turn dark brown when HNO3 is added?

Started by Timothy | Last post by Timothy February 18, 2010, 03:46:05 PM

2 Replies
6510 Views
Last post February 18, 2010, 03:46:05 PM
by Timothy
Why does PO3- ion undergo polymerization easily whereas NO3- does not?

Started by adianadiadi | Last post by jcjlf March 15, 2011, 04:38:03 PM

3 Replies
7795 Views
Last post March 15, 2011, 04:38:03 PM
by jcjlf
3 Replies
4854 Views
Last post May 06, 2012, 01:45:23 PM
by Borek
Why does rate of reaction decrease with time?

Started by Needaask | Last post by Needaask September 30, 2013, 01:38:47 AM

4 Replies
4294 Views
Last post September 30, 2013, 01:38:47 AM
by Needaask
Why does silver only can have a coordination number of 2?

Started by gertrudetrumpet | Last post by dipesh747 March 19, 2012, 07:43:59 PM

12 Replies
15188 Views
Last post March 19, 2012, 07:43:59 PM
by dipesh747
Why does sulfur exist as S8 and not S2 like in O2?

Started by Technicalhuman | Last post by Corribus December 03, 2013, 11:58:34 AM

5 Replies
30174 Views
Last post December 03, 2013, 11:58:34 AM
by Corribus
why does the equilibrium constant changes with temperature and pressure?

Started by Erik | Last post by Jorriss August 21, 2012, 12:22:31 PM

6 Replies
13580 Views
Last post August 21, 2012, 12:22:31 PM
by Jorriss
why does tio2 change to yellow?

Started by karo18 | Last post by karo18 June 12, 2018, 09:11:00 AM

0 Replies
2488 Views
Last post June 12, 2018, 09:11:00 AM
by karo18
1 Replies
1185 Views
Last post April 05, 2019, 04:43:19 AM
by mjc123
Why does Zinc have a lower 2nd ionization energy than Cupper?

Started by Mitch | Last post by Winga February 11, 2006, 05:18:52 AM

11 Replies
9698 Views
Last post February 11, 2006, 05:18:52 AM
by Winga
Why does ZnS doped Ag turn yellow?

Started by priyoX | Last post by jasongnome October 14, 2016, 02:04:10 AM

4 Replies
2621 Views
Last post October 14, 2016, 02:04:10 AM
by jasongnome
Why don't precious metals oxidize or corrode easily?

Started by Guderian93 | Last post by Enthalpy October 24, 2013, 07:05:51 PM

5 Replies
6989 Views
Last post October 24, 2013, 07:05:51 PM
by Enthalpy
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