Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: What does this mean

  1. Jan 6, 2004 #1
    Using the ammonia molecule as an example, distinguish between shared pairs and unshared pairs of electrons.



    drawing lewis dot. which one would be central.
  2. jcsd
  3. Jan 7, 2004 #2
    Bond pairs (shared pairs) of electrons are the electrons being shared between the atoms (i.e those involved in bonding). The lone pairs (unshared pairs) aren't involved in bonds but in some cases they can form dative covalent bonds where they are shared.
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook