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Molar mass: 10.02012 g mol −1 Appearance ... Beryllium monohydride (BeH) is an example of a molecule with a half-bond order according to molecular orbital theory.
Beryllium ore with a US penny for scale Emerald is a naturally occurring compound of beryllium. The Sun has a concentration of 0.1 parts per billion (ppb) of beryllium. [28] Beryllium has a concentration of 2 to 6 parts per million (ppm) in the Earth's crust and is the 47th most abundant element. [29] [30] It is most concentrated in the soils ...
Molar mass: 11.03 g mol −1 Appearance white solid [1 ... (systematically named poly[beryllane(2)] and beryllium dihydride) is an inorganic compound with the ...
Molar mass: 47.01 g/mol hygroscopic Appearance colorless, glassy lumps Density: 1.986 g/cm 3: ... Beryllium fluoride is the inorganic compound with the formula Be F 2.
Beryllium is unique as being the only monoisotopic element with both an even number of protons and an odd number of neutrons. There are 25 other monoisotopic elements but all have odd atomic numbers, and even numbers of neutrons. Of the 10 radioisotopes of beryllium, the most stable are 10 Be with a half-life of 1.387(12) million years [nb 1 ...
Molar mass: 43.026 g·mol −1 Appearance Vivid white, opaque crystals Density: 1.92 g cm −3 [1] ... Beryllium hydroxide is difficult to dissolve in water.
Atomic number (Z): 4: Group: group 2 (alkaline earth metals) Period: period 2: Block s-block Electron configuration [] 2sElectrons per shell: 2, 2: Physical properties; Phase at STP: solid
Molar mass: 262.821 12 g·mol −1 Appearance colorless needle-like crystals Density: ... Beryllium iodide is an inorganic compound with the chemical formula Be I 2.