How do you know which bond type a compound has?

Answer 1

Organic compounds have covalent bonds, metals have metallic bonds, compounds of a metal combined with a nonmetal (such as NaCl) form ionic bonds, molecules having two atoms of the same element (such as O2, N2, F2 etc.) have covalent bonds.

Answer 2

By the letter of the element. ex. The compound water (h20) is 2 hydrogen molecules (H2) and 1 oxygen molecule (O) so together you have H2O

Answer 3

covalent bond is btw two elements dat need the same amount of ions to complete the outtermost shell

Answer 4

When you see the chemical reaction on the surface of your substance