JIPMER2019Chemistrys Block Elements
Bordeaux mixture consist of
Options
- ACuSO ₄+ Ca ( OH )₂
- BCuSO ₄+ CaCl ₂
- CZnSO ₄+ Mg ( OH )₂
- DFeSO ₄+ Ba ( OH )₂
Correct answer
A. CuSO ₄+ Ca ( OH )₂
Step-by-step solution
Bordeaux is a mixture of copper (II) sulphate ( CuSO ₄ . ) and slaked lime [ Ca ( OH )₂ ] used as a fungicide. It was invented in the Bordeaux region of france in the late 19th century. If it is applied in large quantities annually for many years, the copper in the mixture eventually becomes a pollutant.