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- #S - Block Elements (Alkali and Alkaline Earth Metals)
- #National Eligibility Cum Entrance Test
- #BITSAT
- #Chemistry
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Which of the following gas is evolved upon decomposition of CaCO3?
Option: 1
O2
Option: 2
H2
Option: 3
CO
Option: 4
CO2
Answers (1)
As we have learnt,
CaO is prepared by heating limestone in a rotatory kiln at 1070 - 1270 K
Therefore, option (4) is correct.
View full answer
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