Question

valency of sc,ti,v,cr,mn,fe,co,ni,cu,zn,ga,ge,as,se,br​

Answer 1

Explanation:

Sc = -4, (+2), +4

Ti = +2, +3, +4

V = +2, +3, +4, +5

Cr= +2, +3, +6

Mn +2, (+3), +4, (+6), +7

Fe = +2, +3, (+4), (+6)

Co =+2, +3, (+4)

Ni= (+1), +2, (+3), (+4)

Cu = +1, +2, (+3)

Zn = +2

B = -3, +3