1. T. Trimpe 2008 http://sciencespot.net/
Bonding Basics
T. Trimpe

2. NEGATIVE POSITIVE ION CATION ANION
Answer these questions:
An atom that gains one or more electrons will have a ____________________ charge.
An atom that loses one or more electrons will have a ____________________ charge.
An atom that gains or loses one or more electrons is called an ____________.
A positive ion is called a ______________ and a negative ion is called an _______________.
NEGATIVE
POSITIVE
ION
CATION
ANION
“An-Eye-On”
“Cat-Eye-On”

3. ELECTRONS COMPLETE METAL NONMETAL
What is an ionic bond?
Atoms will transfer one or more ________________ to another to form the bond.
Each atom is left with a ________________ outer shell.
An ionic bond forms between a ___________ ion with a positive charge and a ________________ ion with a negative charge.
Example: Sodium + Chlorine Example: Magnesium + Iodine
ELECTRONS
COMPLETE
METAL
NONMETAL

4. Example: Potassium + Iodine Example: Sodium + Oxygen
Example: Calcium + Chlorine Example: Aluminum + Chlorine

5. SHARE COMPLETE NONMETAL
What is a covalent bond?
Atoms ___________ one or more electrons with each other to form the bond.
Each atom is left with a ________________ outer shell.
A covalent bond forms between two _________________.
Example: Hydrogen + Hydrogen Example: 2 Hydrogen + Oxygen
SHARE
COMPLETE
NONMETAL

6. Example: Chlorine + Chlorine Example: Oxygen + Oxygen
Example: Carbon + 2 Oxygen Example: Carbon + 4 Hydrogen