Strontium was discovered by a Scottish Chemist William Cruickshank in 1787. He named it after the mineral strontianite which was obtained in a village Strontian in Scottland. Strontium was first isolated by Humphry Davy in 1808.
How many electrons does strontium have?
strontium has 38 electrons. Its electronic configuration is 1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d10, 4p6, 5s2. It has 38 protons and 50 neutrons.
What is strontium used for?
The following are some of the uses of Strontium and its compounds.
Primarily it was used in glass for colour television cathode ray tubes.
Strontium aluminate is used for the glowing purpose in toys etc.
Strontium salts such as Strontium carbonate is used in fireworks for deep red colour.
Strontium carbonate is used in the manufacturing of hard ferrite magnets.
For sensitive teeth, Strontium chloride is used in toothpaste.
Strontium-90 a radioisotope is used as a power source for radioisotope thermoelectric generators (RTGs).