Which type of reaction occurs when two or more substances combine to form a single product?
Options
A.
Decomposition reaction
B.
Combination reaction
C.
Displacement reaction
D.
More than one of the above
E.
None of the above
Correct Answer (Detailed Explanation is Below)
B.
Combination reaction
Detailed Explanation
A combination reaction occurs when two or more reactants combine to form a single product. For example, calcium oxide reacts with water to form calcium hydroxide. The general form is A + B → AB. Other important reaction types for competitive examinations include decomposition, displacement, double displacement and redox reactions.