The reaction 2ZnS+3O_2 2ZnO+2SO_2 in the metallurgical process of zinc is called

JEE Main Chemistry question

Chemistry General Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

The reaction in the metallurgical process of zinc is called

(A)RoastingCorrect
(B)Smelting
(C)Cupellation
(D)Calcinations

Answer: (A)

Solution

Heating a sulphide ore strongly in air to convert it into its oxide, as , is the definition of roasting. Smelting is the subsequent reduction of the oxide to metal with a reducing agent,

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Question ID VK-145227