During chemical reactions, elements come together to form different compounds. Which of the following is true of van der Waals forces?
1. They are repulsive forces between covalent bonds
2. It is a force between molecules that may be repulsive or attractive.
3. They are attractive forces between ionic bonds.
4. It is a force that causes the sharing of electrons between atoms.

Match the name of the following compound:   mgso4  · h2omagnesium sulfate monohydratemagnesium (ii) sulfate monohydratemagnesium (ii) sulfate hydratemagnesium sulfate hydrate

Why are people not able to skip a dive to the deepest part of the ocean

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.