C4C The Periodic Table and Covalent Bonding

What are the two types of bonding and what is the difference between them?

One example of covalent bonding is the molecule Cl2. Another is H20 either use a diagram or in words explain the covalent bonding between the hydrogen and oxygen.

What are the properties of simple covalently bonded molecules?

If an element is in group 7 then how many electrons does it have in its outer shell and where can you find a group in the periodic table?

What do periods tell us and how do you find a period in the periodic table?

What did Johann Dobereiner do in the discovery of the periodic table?

What did Demitri Mendelev do in the discovery of the periodic table?