Explain the steps for extraction of copper from its sulphide ore. Write the balanced equations involved in the process.

In the extraction of copper from its sulphide ore, the metal is formed by the reduction of Cu_2O with

Explain the steps involved in MOET.

Zinc is the metal which lies in the middle of the activity series. This metal is extracted from its sulphide ore. Outline the steps involved in the process of extraction of zinc metal with the help of balanced chemical equation for each step.

Describe briefly the method to obtain mercury from Cinnabar. Write the chemical equations for the reactions involved in the process.

Explain the preparation of potassium permanganate from MnO_(2) Write the balanced chemical equations for the reactions involved.