Name the processes used in the following
(1)ores heated in excess of air
(2)ores heated in Limited or less amount of air
(3)protecting iron articles from rusting by coating
with zinc
(4)method used for obtaining 100% pure metals.
Answers
Answered by
3
Answer:
galvanisation is the correct answer.......
Answered by
1
Explanation:
(1) Roasting
(2) Calcination
(3) Galvanisation
(4) Refining (99.9%)
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