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Description
Mind Map by omgstudytime, updated more than 1 year ago
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Created by omgstudytime
over 10 years ago
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The 'Limestone' cycle
- When heated strongly calcium carbonate in
limestone decomposes to:
- Calcium oxide
- They react to produce calcium hydroxide
- Alkali. (Can be used to neutralise acids)
- It's used by farmers to neutralise acidic soils and in
industry to neutralise acidic gases.
- It's used by farmers to neutralise acidic soils and in
industry to neutralise acidic gases.
- This is not very soluble in water, but dissolves slightly to make Limewater (Calcium hydroxide solution)
- Calcium hydroxide reacts with CARBON DIOXIDE to produce
CALCIUM CARBONATE, the main compound of limestone.
- Calcium hydroxide reacts with CARBON DIOXIDE to produce
CALCIUM CARBONATE, the main compound of limestone.
- Alkali. (Can be used to neutralise acids)
- They react to produce calcium hydroxide
- carbon dioxide
- Calcium oxide
- When water is added to calcium oxide
- Water
- Water
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