c
c
Mohr's salt or Ferrous ammonium sulphate is the inorganic compound with the formula \(\left( NH _4\right)_2 F\) e \(\left( SO _4\right)_2 \cdot 6 H _2 O\). It contains two different cations \(Fe ^{2+}\) and \(NH _4^{+}\)hence, also classified as a double salt.