Which of the general types of reaction would most likely occur, given each set of reactants? What are the probable products?

What is the last question asking for?
a.) An aqueous solution of 2 ionic compounds
-Double replacement
b.) A single compound
- Decomposition
c.) Oxygen and a compound of carbon and hydrogen
-Combustion
d.) 2 elements
-Combination/ synthesis

Question

Which of the general types of reaction would most likely occur, given each set of reactants? What are the probable products? 

What is the last question asking for? 
a.) An aqueous solution of 2 ionic compounds
     -Double replacement
b.) A single compound
     - Decomposition
c.) Oxygen and a compound of carbon and hydrogen
    -Combustion
d.) 2 elements
    -Combination/ synthesis

anonymous · Answer

Sorry, what's your question? The answers seem to be there...