Science, asked by salianthrisha765, 3 months ago

explain the extraction of metal in the middle of the activity series with the help of roasting and calcination of zine ore

Answers

Answered by radha7782

Answer:

These metal sulphides are converted into metal oxides by heating strongly in the presence of excess air. This process is roasting. The carbonate ores are heated strongly in the presence of limited air and it is called calcination. The metal oxides are reduced by carbon like reducing agents.

Explanation:

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