c
2Al + Fe2O3 -> Al2O3 + Fe
Which of the following chemical equations is balanced correctly?
a
4CaO + 10C -> 4CaC2 + 2CO2
b
SO3 + H2O -> H2SO3
c
2Al + Fe2O3 -> Al2O3 + Fe
d
B2O3 + 2C -> B4C + CO2
1 answer