2Al + Fe2O3 ——-> Al2O3 + 2Fe
This is a single displacement reaction
They all have the same number of protons (12).
The number of protons (the atomic number) is the same for all atoms and ions of Na.
However, atoms and ions have different numbers of electrons.
An <em>Na atom</em> has 11 electrons, but an <em>Na^(+) ion</em> has only 10 electrons.
Answer: factory
Explanation: a stove usually runs on electricity or gas, a plane doesnt use coal but factories do to keep it pumping
