~~chemical~~?

Question

1. When calcium bromide reacts with chlorine, bromine and calcium chloride are produced. what is the equation that describes this reaction?

2. A _______ reaction takes place when two reactants exchange ions to form two new compounds.
a. single-replacement
b. double-replacement

3.A solid formed in a solution as a result of a chemical reaction is called ________

4. Breaking down waster through electrolysis requires an input of energy, This is an example of an ___________ reaction.

Answer 1

1. CaBr2 + Cl2 = CaCl2 + Br2
2. B
3. precipitate
4. catalyzed