Ionic bonding

• Cations

  An atom that loses electron, so has a positive overall charge
• Anions

  An atom that gains electrons so has a negative overall charge
• whats an ion?

  When an atom has a charge
• Ionic bonding is..

  the electrostatic attraction between oppositely charged ions
• Sharing electrons on transferring them?

  Transferring electrons
• is it between a metal and metal?

  No
• is it between a metal and a non-metal?

  Yes
• Is it between a non-metal and a non-metal?

  No