I just don't understand. Unfortunately I'm unable to come see you at your office hours today or tomorrow, and I can't not attend the SI meetings either. I would really appreciate it if you could help me out because I don't want to get behind in any of the work assigned. But they remain a couple. That would be an analogy for a H-bond.
Ionic bonds are easy.
So as soon as ions are formed, they seek to surround themselves with other ions of the opposite charge. Different kind of bonding. Van der Waals bonds are stranger. Not a strong bond, no sexual overtones, just a weak attraction. In cold countries without central heating, people will sometimes sleep huddled together for warmth.