Explain what is in one molecule of Sodium sulphide (Na2SO4)
The Na2 tells us there are 2 sodium atoms present, The S tells us there is one Sulphur atom presentThe O4 tells us there are four oxygen atoms presentTherefore, each molecule of Sodium Sulphide contains, 2 sodium atoms, one sulphur atom and four oxygen atoms
JM
Related Chemistry KS3 answers
All answers ▸Describe the similarities and differences between ionic and (simple) covalent bonding?
Why can gases be compressed but liquids and solids can't?
Octane and isooctane can be separated in a laboratory. Name this technique and outline how they are separated.
Walk me through the separation of an insoluble solid from a liquid