Colour of $Fe^{2+}$ ions is:
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Colour of $Fe^{2+}$ is light green.
Due to this many salts having $Fe^{2+}$ ion are also green in colour.
For ex: $\ce{FeSO_{4}}$
Due to this many salts having $Fe^{2+}$ ion are also green in colour.
For ex: $\ce{FeSO_{4}}$
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