Chemistry, asked by Bindushreya, 1 year ago

someone pls help me out with Q.6

Attachments:

AVADHUT10: When zinc carbonate heated in absence of air, it releases CO2 gas and forms ZnO. ZnCO3 → ZnO + CO2

Answers

Answered by gaurav200370
1

this is the answer .

Attachments:

Bindushreya: in absence of air.!!!
gaurav200370: then also ZnO +CO2 will come
Bindushreya: ok.. thanks
Bindushreya: ok thanks
gaurav200370: it's okay
Answered by ariestheracer
0

when ZnoCo3 is heated in the absence of air then, ZnO (s) and Co2 (g) are formed.

ZnCo3 -------> Zno + Co2

it's the answer...


ariestheracer: I knew it..
Bindushreya: but thanks for ur help
ariestheracer: what's the doubt tel..
gaurav200370: ZnCO3 undergoes calcination
Bindushreya: that "absence of air".....
ariestheracer: I don't want to leave the people with doubt..
gaurav200370: calculation means heating in the absence of air
gaurav200370: sorry it's calcination
gaurav200370: now doubt cleared or not??
ariestheracer: she is actually thinking about that this equation of reaction is in the presence of air...
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