Chemistry C1.1-Limestone
- Created by: India
- Created on: 08-04-17 16:03
Other questions in this quiz
2. How do we test for carbon dioxide?
- Bubble the gas through calcium oxide
- Heat calcium oxide and carbon dioxide
- Bubble the gas through limewater solution
- Mix calcium oxide and calcium hydroxide
3. What does limestone produce when thermally decomposed.
- Slaked lime
- Calcium Hydroxide and Carbon Dioxide
- Carbon Dioxide and Calcium Oxide
- Lime
4. What is a disadvantage of using limestone as a building material?
- All of the above
- It is eroded by acid rain (sulphur dioxide)
- It looks ugly when used in concrete
- It has a low tensile strength (can crack)
5. What is the balanced symbol equation for the thermal decomposition of limestone?
- CaCO3-CaO
- CaCO-CaO
- CaCO3-CaO+CO2
- CaCO3-CO2
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