Thursday 4 April 2013

Food cans are coated with tin and not with zinc because

Question 4. Food cans are coated with tin and not with zinc because
(a) zinc is costlier than tin.
(b) zinc has a higher melting point than tin.
(c) zinc is more reactive than tin.
(d) zinc is less reactive than tin.
Answer:
 (c) Zinc is more reactive then tin. Which may react with food items and make it unfit for health.

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