Which gives violet coloured bead in borax bead test (a) fe 2+ (b) Ni 2+ (c) Co 2+ (d) Mn 2+ Which gives violet coloured bead in borax bead test (a) fe 2+ (b) Ni 2+ (c) Co 2+ (d) Mn 2+ December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]