I'm studying electrolysis with ionic compound and the example refers to PbBr2
However, I'm confused as to why this would ever be a substance because a Pb atom has 4 electrons in its outer shell while a Br atom has 7 electrons in its outer shell. If the two Br atoms were to gain an electron each...
Hi there,
I'm studying for IGCSE Chemistry and I'm a little confused with Bonding/Molecules.
My textbook says:
"Molecules are held together by covalent bonds"
I'm a little confused by this as I thought a molecule was formed when two or more atoms (same or different elements) join together...