Question

What reaction is shown below?Ca(OH)₂ ⟶ CaO + H₂OA. Synthesis (S)B. Decompostion (D)C. Single Displacement (SD)D. Double Displacement (DD)E. Combustion (C)

Answer 1

The answer is B. Decomposition (D).

The reaction

`Ca(OH)_2\rightarrow CaO+H_2O`

is a Decomposition reaction, because after the reaction, one substance is decomposed in two new substances.