What is hydrometallurgy process ?

What is electrometallurgy process ?

What is meant by hydrometallurgy ?

What is crystallisation process ?

Assertion : Hydrometallurgy involves dissolving the ore in a suitable reagent followed by precipitation by a more electropositive metal. Reason : Copper is extracted by hydrometallurgy.

What is chlor-alkali process? Give the reaction.

Copper can be extracted by hydrometallurgy but not zinc. Explain.

What is froth floatation process ? Name the ores which are concentrated by froth floatation process . What is meant by a depressant ?

What is Thermite process? write its uses.

What is Froth flotation process for concentration of ore ?