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Subjects
Science CBSE
Class 10
Metals and non-metals
Textbook based HOTS
47.
Multiple Choice Question Answer XXXXVII
Exercise condition:
2
m.
1.
The steps involved in metallurgical process -
Crushing & grinding of the ore
Concentration of the ore or enrichment of the ore
Extraction of metal from the concentrated ore
All of these
2.
Food cans are coated with tin and not zinc because -
Zinc is less reactive than tin
Zinc is costlier than tin
Zinc is more reactive than tin
Zinc has a higher melting point than tin
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