Question

Mg(s) + O2(g) - MgO(s)


State whether this is a redox or metathesis reaction and indicate the reaction and the reason for your choice

Answer 1

 Mg(s) + O₂(g) - MgO(s)

This is a redox reaction.(Answer)

 Magnesium gives up two electrons to oxygen atoms to form this product MgO(s). Here Mg(s) is oxidized and O₂(g) is reduce.