Limestone Flashcards
(14 cards)
Positives of quarrying limestone
Provides jobs
Boosts local economy
Use of products
Limestone equation
CaCO3
Quick lime equation
CaO
Slaked lime equation
Ca(OH)2
Lime cycle
Lime stone > heated > quick lime > water added > slaked lime > exposed to air > limestone
Thermal decomposition equation
Calcium carbonate > calcium oxide + carbon dioxide
Water added equation
Calcium oxide + water > calcium hydroxide
Air equation
Calcium hydroxide + carbon dioxide > calcium carbonate + water
Thermal decomposition
When a gas is given off when elements are separated using heat
The more ______ a metal the ______ it is to decompose
Reactive
Harder
Hydroxide acid gives a _____
Chloride
Sulphuric acid gives a _____
Sulphite
Nitric acid gives a _____
Nitrate
Negatives of quarrying limestone
Loss of habitat
Deforestation
Increasing traffic
