Column A

1.
Carbon dioxide is removed.
2.
Calcium oxide is removed.:
3.
Calcium carbonate is removed.
4.
More carbon dioxide is added.:
5.
More calcium oxide is added.:
6.
More calcium carbonate is added.
Column B
a.The reaction will shift right towards the product,
b.The reaction will shift left towards the reactants,

Column A Column B

1. Carbon dioxide is removed. b.The reaction will shift left towards the reactants.
2. Calcium oxide is removed. b.The reaction will shift left towards the reactants.
3. Calcium carbonate is removed. b.The reaction will shift left towards the reactants.
4. More carbon dioxide is added. a.The reaction will shift right towards the product.
5. More calcium oxide is added. a.The reaction will shift right towards the product.
6. More calcium carbonate is added. a.The reaction will shift right towards the product.