A pink coloured salt turns blue on heating. The presence of which cation is most likely ?
A pink coloured salt turns blue on heating. The presence of which cation is most likely ?
- [JEE MAIN 2015]
- A
$Co^{2+}$
- B
$Cu^{2+}$
- C
$Zn^{2+}$
- D
$Fe^{2+}$
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