Explain the trend:valency in the Modern Periodic Table
Asked by devanshu_jain | 22nd Feb, 2010, 09:04: AM
Expert Answer:
On moving left to right in a period , the valence with respect to hydrogen and chlorine increases from 1 to 4 and then decreases from 4 to 0. and all the elements present in a group posses the same number of valence electrons.
Answered by | 22nd Feb, 2010, 09:53: AM
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