COMEDK2023ChemistryCoordination Compounds
Mohr's salt has the formula
Options
- AFeSO ₄ 7 H ₂ O
- BFeSO ₄ ( NH ₄ )₂ SO ₄ 6 H ₂ O
- CFe ( SO ₄ )₃ ( NH ₄ )₂ SO ₄ 6 H ₂ O
- DMgSO ₄ 7 H ₂ O
Correct answer
B. FeSO ₄ ( NH ₄ )₂ SO ₄ 6 H ₂ O
Step-by-step solution
When FeSO ₄ 7 H ₂ O reacts with ( NH ₄ )₂ SO ₄ , it forms a double salt known as ferrous ammonium sulphate ( FeSO ₄ ( NH ₄ )₂ SO ₄ 6 H ₂ O ) or Mohr's salt.