User contributions for 140039007

20 October 2015

• 14:2014:20, 20 October 2015 diff hist +353 N Organs Created page with "An organ is a collection of tissues that work together to achieve a mutual purpose. Examples of organs include the heart and the brain and they have very specific..."

27 November 2014

• 21:3721:37, 27 November 2014 diff hist +6 Ionic bonds No edit summary
• 21:3521:35, 27 November 2014 diff hist +1,548 N Ionic bonds Created page with "An'''ionic bond''' is a strong electrostatic force of attraction between oppositely charged ion centres. Ions are derived from atoms that have lost or gained one or more electron..."