Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
the part of the Earth and its atmosphere in which life can exist.
the distance between the centres (nuclei) of atoms joined in a bond.
an area or region where there is a high probability (95% chance) of finding electrons. Each...
unwanted rock and soil around the ore.
ions formed from the halogens, for example Cl-
to give away.