Strontium is a chemical element; it has symbol Sr and atomic number 38. An alkaline earth metal, it is a soft silver-white yellowish metallic element that is highly chemically reactive.

Element Strontium (Sr), Group 2, Atomic Number 38, s-block, Mass 87.62. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Strontium is the 38th element in the periodic table and has a symbol of Sr and atomic number of 38. It has an atomic weight of 87.62 and a mass number of 88. Strontium has thirty-eight protons and fifty neutrons in its nucleus, and thirty-eight electrons in five shells. It is located in group two, period five and block s of the periodic table.

2024年4月14日 · Strontium is a chemical element with the symbol Sr and atomic number 38. It is an alkaline earth metal that is soft and silver-white when freshly cut, but tarnishes to a …

2019年7月3日 · Strontium is a yellowish-white alkaline earth metal with atomic number 38 and element symbol Sr. The element is known for producing red flames in fireworks and emergency flares and for its radioactive isotope that is found in nuclear fallout.

It has an atomic number of 38, an atomic mass of 88, one oxidation state (+2) and four naturally occurring isotopes (84 Sr, 86 Sr, 87 Sr, 88 Sr), of which 88 Sr is the most abundant at 82.6% of the total mass. Strontium is most similar chemically to the heavier alkali earth elements, Calcium, and Barium. Strontium is a lithophile metallic element.

strontium (Sr), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. It is used as an ingredient in red signal flares and phosphors and is the principal health hazard in radioactive fallout.

Strontium is a chemical element with symbol Sr and atomic number 38. Classified as a n alkaline earth metal, Strontium is a solid at room temperature. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199-3205. DOI:10.1063/1.1725697.

Strontium - Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more; Interactive periodic table of the chemical elements.

Get the facts about element Strontium (Sr) [38] from the periodic table. Find physical data, electron configuration, chemical properties, aggregation states, isotope data (including decay trees) as well as some historic information.