periodic table

Chemistry is always a great subject to have discussion on. Discussion of previous year paper , the HOTS question , Sample Papers, Tips and Tricks and much more......Enjoy learning it here with Topper and your peers.
Post a reply

periodic table

Postby rgkhsarma2010@yahoo.in » Mon Jul 16, 2012 12:29 pm

why is 10 minused from 13 to get the valency of the elements of group number 13
rgkhsarma2010@yahoo.in
 
Posts: 0
Joined: Sat Jun 09, 2012 10:59 am
Top
Post a reply

Return to Chemistry

Who is online

Users browsing this forum: No registered users and 0 guests

Powered by topperlearning.com® Forum Software © Topper Group
cron