What are the sub atomic particles in the nucleus of an atom?

Where are electrons found in an atom?

What makes an atom stable?

Which group of elements on the periodic table are stable?

What is a compound?

Why do atoms bond together?

What is an ion?

What charge does the ion have when an tom loses two electrons?

What charge does the ion have when an tom gains one
electron?

What do we call group 1 elements?

What do we call group 7 elements?

What types of atoms take part in ionic bonding?

What is an ionic bond?

What types of atoms take part in covalent bonding?

What happens, in terms of electrons, during an ionic bond?

What happens, in terms of electrons, during a covalent bond?

Why can metals conduct electricity?

Why do covalent substances, like water and carbon dioxide, have low boiling points?

Why can covalent substances non conduct electricity?

Why do ionic substances have high melting points?

Do ionic substances conduct electricity?

What makes an ionic substance conduct electricity?

How many bonds does each carbon atom make in diamond?

How many bonds does each carbon make in graphite?

What is graphite soft?

Why is diamond hard?