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Periodic Classification of Elements (view source)
Revision as of 09:50, 29 April 2015
, 09:50, 29 April 2015→Additional information
= Additional information =
= Additional information =
[[File:periodic_table1.gif|400px]]
[[File:periodic_table1.gif|400px]]<br>
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==Useful websites==
==Useful websites==
[http://www.ncert.nic.in/NCERTS/l/kech103.pdf NCERT Teaxt book] <br>
[http://www.ncert.nic.in/NCERTS/l/kech103.pdf NCERT Teaxt book] <br>