strontium (which the atomic number is not 85 its 38) has 38 protons and 50 neutrons... hope this helps!
There are stable isotopes of four elements with 48 neutrons: selenium-82, krypton-84, rubidium-85, and strontium-86.
All molecules of Strontium have the same number of protons, 38.
Strontium is a mixture of 4 stable isotopes: 84, 86, 87, and 88. Since strontium has 38 protons these isotopes have 46, 48, 49, and 50 neutrons respectively.
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Formula: SrCl2Formula: SrCl2.6H2OElements: Chlorine, Hydrogen, Oxygen, StrontiumCAS Number: 10476-85-4Synonyms/Related:(85-Sr) Strontium chlorideC13506D02006MetastronMetastron (TN)Metastron, aqueous solution of active ingredient strontium-89 chloride, a pure beta emitter with half-life of 50.5 daysSrCl2Stronscan-85Strontium (Stable Strontium Chloride)Strontium ChlorideStrontium chloride ((sup 85) SrCl2)Strontium chloride ((sup 89) SrCl2)Strontium chloride (Sr-85)Strontium chloride (SrCl2)Strontium chloride Sr 85Strontium chloride sr 85 [USAN]Strontium chloride Sr 89Strontium chloride Sr 89 (USP)Strontium chloride sr 89 [USAN]Strontium(89Sr) chlorideStrontium(89Sr) chloride (JAN)Strontium-85 chlorideStrontium-89 chloride
Stronium with 31 Protons and 37 Neutrons
38There can be multiple atoms that have the same number of neutrons, these are called isotopes. The most common isotope of strontium (one of four stable isotopes), is strontium 88. This means that the number of protons and neutrons together in that isotope is 88. And since all atoms of strontium (regardless of their isotope) have 38 protons, that means that the most common isotope of strontium has 50 neutrons.
38 protons. If it is neutral, it will also have 38 electrons. The number of neutrons obviously varies, depending on the isotope.
Sr-90.
Each isotope has a different number of neutrons. Number of neutrons = Atomic mass of the astatine isotope - 85
Strontium has several natural isotopes, and many artificial ones. Taking Sr84 as the one to study, it has 38 protons, 38 electrons, and 46 Neutrons.