A reddish-brown toxic gas, very reactive due to its unpaired electron.
Colorless, heavier-than-air gas with a pungent odor. It forms white fumes in moist air.
One of the hydrogen halides, it is used for the production of alkyl bromides.
A colorless, heavier-than-air gas, an intermediate in the production of nitric acid.
When two substances are heated, they combine to form a compound.
Common salt (or table salt) is one of the most important sodium compounds, indispensable...
One of the oxoacids of nitrogen. Colorless, moderate acid with a pungent odor, that...
Catalysed by a few drops of water, aluminium reacts with iodine.
A compound ion, the main source of nitrogen for plants.