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8138353
Contact Process
Description
Mind Map on Contact Process, created by Zohaib Shezad on 16/03/2017.
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Mind Map by
Zohaib Shezad
, updated more than 1 year ago
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Created by
Zohaib Shezad
almost 9 years ago
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Resource summary
Contact Process
The contact process manufactures sulfuric acid
STAGE 1
Making sulfur dioxide, SO2
Sulfur dioxide produced by burning sulfur in air
S + O2 ---》SO2
STAGE 2
Producing sulfur trioxide
Sulfur trioxide is reacted with oxygen
2SO2(g) + O2(g) 《---》2SO3(g) ▲H= -196 kj/mol
STAGE 3
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