270,529 views
14 votes
14 votes
In which type of reaction do Pb + O2 form PbO2?

synthesis
double displacement
single displacement
combustion

User Maerch
by
2.9k points

1 Answer

24 votes
24 votes

Answer: COMBUSTION

Step-by-step explanation:

A combustion reaction is a reaction of a substance (in this case lead; Pb) with oxygen gas (O₂). It is usually an exothermic reaction that produces an oxide..

User Sean Curtis
by
3.5k points