Which metal salt gives a violet coloured bead in the borax bead test ?
A. `Fe^(2+)`
B. `Ni^(2+)`
C. `Co^(2+)`
D. `Mn^(2+)`
A. `Fe^(2+)`
B. `Ni^(2+)`
C. `Co^(2+)`
D. `Mn^(2+)`
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`Mn^(2+)` gives violet coloured bead in borax bead test.