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Which reaction (s) occurs during calcina...

Which reaction (s) occurs during calcination
(a) `CaCO_(3)toCaO+CO_(2)`
(b) `2FeS_(2)+(11)/(2)O_(2)toFe_(2)O_(3)+4SO_(2)`
(c ) `Al_(2)O_(3).xH_(2)OtoAl_(2)O_(3)+H_(2)O`
(d) `ZnS+(3)/(2)O_(2)toZnO+SO_(2)`
correct option are

A

a and b

B

b and c

C

a and c

D

b and d

Text Solution

Verified by Experts

The correct Answer is:
C
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