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Chemistry · PYQ NEET UG 2024

हिन्दी

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

  1. dilute nitric acid
  2. dilute sulphuric acid
  3. dilute hydrochloric acid
  4. concentrated sulphuric acid

Correct answer · Option 2

dilute sulphuric acid

Explanation

Dilute sulphuric acid is added during the preparation of Mohr's salt solution to prevent the hydrolysis of \( \text{Fe}^{2+} \) ions.
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