Chemistry Homework Help

1.Describe the subatomic particles that make up an atom.  Include their charge and any contributions to atomic mass (AMU).

2.What subatomic particle is responsible for the Atomic number?

3.Which subatomic particles contribute to atomic mass?

4.What is an Isotope?

5.Which subatomic particles contribute most directly in chemical bonding?

6.Describe covalent bonding.  What is the difference between polar and nonpolar covalent bonds?

7.What is an ionic bond and what is the difference between a cation and an anion?

8.Explain Electronegativity

9.Explain Hydrogen bonding.

10.What is the difference between a molecular and structural formula?