Question

Завершите уравнение химической реакции
C2H2+O2=
C4H10+O2=
As+O2= As (V)
Pb+O2=Pb (IV)

Answer 1

2C2H2+5O2–>4CO2+2H2O
2C4H10+5O2–>4CH3COOH+2H2O
2As+5O2–>2As2O5
Pb+O2–>PbO2