During the preparation of Mohr’s salt solution (Ferrous ammonium sulphate), which of the following acid is added to prevent hydrolysis of $Fe^{2+}$ ion?

Question

Dr. Abubacker · Accepted Answer

[Solution by Claude - not from source] Dilute $H_2SO_4$ is added; it suppresses hydrolysis without oxidising $Fe^{2+}$ or adding a new anion. Answer (2).

Q. During the preparation of Mohr’s salt solution (Ferrous ammonium sulphate), which of the following acid is added to prevent hydrolysis of $Fe^{2+}$ ion?

Explanation

Reviewed by Dr. Abubacker

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