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 ▸Walk me through the separation of an insoluble solid from a liquid
Describe the similarities and differences between ionic and (simple) covalent bonding?
Why can gases be compressed but liquids and solids can't?
Calculate the enthalpy of combustion of 1 mol of ethanol using mean bond enthalpy (kJ/mol) data: C-C (347), C-H (413), C-O (358), O-H (464), O=O (498), C=O (805)