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To start with, we can clearly see that the difference between MgO and MgS is the anions, we have O(2-) and S(2-). As we know (from looking at the periodic table) O(2-) has a smaller ionic radius, and ther...

A Hydrocarbon is an organic molecule containing only hydrogen and carbon atoms. Alkanes are saturated hydrocarbons, meaning they are only made up of single bonds. The carbons are 'saturated' with hydrogen...

A molecule which donates electrons

A saturated hydrocarbon is a molecule made up of hydrogen and carbon only and only contains single carbon to carbon bonds.

Hydrogen bonding