Nitrogen (N₂) (basic)
A colorless, odorless, non-reactive gas, it constitutes 78.1% of Earth´s atmosphere.
Metals forming hexagonal metallic lattices are rigid and difficult to machine.
A compound ion produced from carbonic acid by releasing protons.
A compound formed as white smoke during the combustion of phosphorus.
One of the hydrogen halides, a highly aggressive substance - it even attacks glass.
Purple and wine red flowers can be used as pH indicators.
Potassium permanganate is used as a disinfectant.
One of the allotropes of phosphorus.
Used in the production of beryllium and as a catalyst.