General Chemistry Ion Worksheet Write the electron orbital diagrams for the following elements: Fluorine 1s 2s 2p Sodium 1s 2s 2p 3s Chlorine 1s 2s 2p 3s 3p Oxygen 1s 2s 2p Magnesium 1s 2s 2p 3s How many electrons do each need to gain or lose to form a stable octet? Fluorine - Needs to gain one electron Sodium - Needs to lose one electron Chlorine - Needs to gain one electron Oxygen - Needs to gain two electrons Magnesium - Needs to lose two electrons How many electrons, protons and neutrons does each of the following ions have? # of Electrons in Ion # of Protons in Ion # of Neutrons in Ion Fluorine - 10 9 10 Sodium + 10 11 12 Chlorine - 18 17 18 Oxygen 2- 10 8 8 Magnesium 2+ 10 12 12 What will be the charge on the ion? Fluorine 1- Sodium 1+ Chlorine 1- Oxygen 2- Magnesium 2+ What noble gas is each similar to as an ion? Fluorine - Neon Sodium - Neon Chlorine - Argon Oxygen - Argon Magnesium - Neon Copyright 2001 Green Anole Design Revised: 03-Mar-2002 17:13