What type of reaction is Al + Pb (NO3) 2 - -> Al (NO3) 3 + Pb?

Decomposition

Synthesis

Single replacement

Double replacement

Or

Combustion

Single replacement, one atom takes the place of another. There's one element and one compound and they switch

element + compound - > (and then either the + ions switch with each other or the - ions)

A+BC-> AC + B