Question

5 multiple choice 1 point identify the type of reaction (note the equation is not balanced). al₂o₃ → al + o₂ decomposition double replacement synthesis single replacement combustion

Explanation:

A decomposition reaction breaks a single compound into two or more simpler substances. Here, aluminum oxide ($Al_2O_3$) breaks into aluminum ($Al$) and oxygen ($O_2$).

Answer:

A. decomposition