Nonmetal - wikipedia, In chemistry, a nonmetal (or non-metal) is a chemical element that mostly lacks metallic attributes. physically, nonmetals tend to be highly volatile (easily. Hydrogen - chemical formula, Hydrogen is a colorless gas that is less dense than air and is highly flammable. the "pop test" is used to identify hydrogen gas in the school laboratory. a test tube. Chemteam: chemical nomenclature, Tutorials and problem sets. tutorials. binary compound (metal/nonmetal) with fixed charge cation given formula, write the name; given name, write the formula.

Polyatomic ions (article) | khan academy, How ionic compounds common polyatomic ions. https://www.khanacademy.org/science/chemistry/atomic-structure-and-properties/names-and-formulas-of-ionic-compounds/a/polyatomic-ions Printable periodic tables - sciencegeek.net, Printable periodic tables. , tables acrobat pdf format. view print files, install . http://www.sciencegeek.net/tables/tables.shtml The periodic chart table elements | wyzant resources, The periodic chart table elements overview. periodic chart elements arrange elements show large amount information. https://www.wyzant.com/resources/lessons/science/chemistry/periodic-table