A solid, grey substance which sublimates when heated. Its solution in alcohol is called tincture of iodine, it is a disinfectant.
A solid, grey substance which sublimates when heated. Its solution in alcohol is called ´tincture of iodine´, it is a disinfectant.
A white, crystalline compound which breaks down when exposed to light.
A white, crystalline compound that breaks down when affected by light.
One of the raw materials of traditional photography.
A colourless, heavier-than-air gas with a pungent odour.
Common salt (or table salt) is one of the most important sodium compounds, indispensable for living organisms.
Halogen elements are a group in the periodic table consisting of five chemically related elements, fluorine, chlorine, bromine, iodine, and astatine.