IGCSE/GCSE/O & A Level/IB/University Student Forum

Qualification => Subject Doubts => IGCSE/ GCSE => Sciences => Topic started by: a7medokool on May 28, 2009, 06:01:33 pm

Title: ChemistrY Question
Post by: a7medokool on May 28, 2009, 06:01:33 pm

Hello Guys
Am stuck in the Lattice structure of Ionic bonding , could sum 1 plz tell me how to draw it and didnt under stand the part of NaCl its says 6 Na atoms is surrounded by 6 Cl atom.
Could some 1 explain plz
Thanks aprreciate it

Title: Re: ChemistrY Question
Post by: astarmathsandphysics on May 28, 2009, 06:20:38 pm

http://www.bbc.co.uk/schools/gcsebitesize/science/add_aqa/atomic/ionicrev1.shtml

imgane a ball at the centre(CL-) of a square with a Na+ at each corner and with one Na + above and one below