Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
variation in a repetitive way as you move through the periodic table vertically or horizontally.
a white crystalline organic compound used as a fertilizer, in medicine and in resins.
a process whereby molecules combine automatically to form new ions as in the case of water.
heterogeneous mixture of solid particles mixed with a liquid. The solid does not dissolve in the...
horizontal rows of elements in the periodic table that are arranged according to their atomic...