Al+N2= H2+N2= Na+Cl2= CaO+O2=

Question

Al+N2=
H2+N2=

Na+Cl2=
CaO+O2=

Answer 1

2AI+N₂=2AIN
3H₂+ N₂ = 2NH₃
2Na + CI₂ = 2NaCI
CaO + O₂ ≠ реакция не возможна.
возможно:
Ca + O₂ = 2CaO