Question

What is the highest valency

Answer 1

the highest valency is 4

the valency goes on incresing from 1 to 4 and dercese from 4 to 1

Answer 2

VALENCY DEPENDS ON THE NO. OF VALENCE ELECTRONS IN THE VALENCE SHELL. IF IT HAS 3 ELECTRONS IN THE SHELL, IT NEEDS TO GIVE THEM AWAY TO ATTAIN OCTET. IF IT HAS 5 ELECTRONS, THEN IT NEEDS 3 ELECTRONS TO ATTAIN OCTET. WITH 4 ELECTRONS IT NEEDS TO EITHER GIVE / TAKE 4 ELECTRONS  TO ATTAIN OCTET . HOWEVER , ELEMENTS WITH VALENCY 4 SHARE ELECTRON.

HENCE, 4 IS THE HIGHEST VALENCY ANY ELEMENT CAN HAVE.

MAY THIS IS HELP FULL TO U

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