A covalent bond is formed.
Pangea was a large super continent that existed millions of yearts ago
hope this helps!
Answer:
Sodium has 1 valence electron and bismuth has 83 electrons (5 valence electrons)
Explanation:
The balanced equation is 2H2+O2=2H2O i think
24. In an uncharged atom the number of electrons always equals the number of protons, which is the atomic number.