It is not used up in a reaction. This is because a catalyst is added to a reaction in order to speed it up, but only for that—it doesn’t react with anything, so it isn’t a product nor reactant of any reaction
Do you have any answer choices? Either way here,
If an atom has an atomic number of 30, then there are 30 protons. That is a +30 charge. We have a neutral atom, so we need 30 electrons with a total charge of -30 to balance that out.
Answer:
ionic bonding
Explanation:
it's ionic bonding while covalent bonding involves sharing