Question

write the chemical equation of the reaction of the following metals and oxygen a) copper b) aluminum.​

Answer 1

Explanation:

C-----_Aluminium + Copper chloride → Aluminium chloride + Copper

2Al+3CuCl

2

→2AlCl

3

+3Cu

Answer 2

Metals react with oxygen to form metal oxide .

$\huge{\green{Cu\;+\;O2\:\rightarrow\:CuO}}$

$\huge{\pink{Al\;+O2\;\rightarrow\;Al2O3}}$

aluminum oxide is amphoteric in nature