what takes place in a lime kiln?

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what takes place in a lime kiln?

2007-02-03 04:14:58 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

3 answers

the calcination of limestone

2007-02-03 04:19:14 · answer #1 · answered by Splishy 7 · 0⤊ 0⤋

Oxygen and carbon are driven off from limestone CaCO3 to form lime CaO.

2007-02-03 04:27:02 · answer #2 · answered by chimpus_incompetus 4 · 0⤊ 0⤋

Above about 800C, the following equilibrium is established:

CaCO3 <----> CaO + CO2

The CO2 keeps getting blown away by fans, so forcing the equilibrium to the right (Le Chatelier's principle).

2007-02-03 05:29:24 · answer #3 · answered by Gervald F 7 · 0⤊ 0⤋