Classwork12-11

Why do elements bond?

• To be friends
• To create a new element
• To become stable

How are covalent bonds formed?

• Sharing of electrons
• Transfer of electrons

How are ionic bonds formed?

• Transfer of electrons
• Sharing of electrons

Atoms are most stable when their outer shell is complete.

• true
• false

Noble gases will form chemical bonds with other elements

• True
• False
• Sometimes

The octet rules states that most elements want to have _____ valence electrons.

• 2

• 4

• 6

• 8

How many valence electrons does Oxygen (O) have?

• 6

• 8

• 15

• 16

What type of bonding does this picture show?

• Ionic

• Covalent

Why don't noble gases form bonds?

• They all have a full octet

• Noble gases do form bonds

• They only bond when with eachother

• none of these answers are correct

During a chemical reaction, atoms can

• be destroyed to form a new substance

• be created to form a new substance

• be rearranged to form a new substance