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Old December 31st, 2005, 11:14
BlackPenguin BlackPenguin is offline
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Default Grp II - melting points

hi

Do any of you know why the the first four elements melting points in this grp. seem to not follow any pattern. You would expect them to increase going down the group like they do in all other grps.

The melting points are:-

*Mg: 922K
*Ca: 1112K
*Sr: 1042K
*Ba: 998K

Thanks
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