WebNov 21, 2024 · Iodine is a chemical element with atomic number 53 which means there are 53 protons and 53 electrons in the atomic structure. The chemical symbol for Iodine is I. Iodine is the heaviest of the stable halogens, it exists as a lustrous, purple-black metallic solid at standard conditions that sublimes readily to form a violet gas. WebLutetium is a chemical element with atomic number 71 which means there are 71 protons and 71 electrons in the atomic structure. The chemical symbol for Lutetium is Lu . Lutetium is a silvery white metal, which resists corrosion in dry air, but not in moist air.

Bohr Diagrams of Atoms and Ions - Chemistry LibreTexts

WebLutetium atoms have 71 electrons and the electronic shell structure is [ 2, 8, 18, 32, 9, 2] with Atomic Term Symbol (Quantum Numbers) 2 D 3/2. Bohr Atomic Model of Lutetium - … http://www.chem4kids.com/files/elements/021_shells.html nothing constant but change

The Lanthanides - TechnologyUK

WebCompounds of scandium find use in organic chemistry. Like many of the lanthanides, the trifluoromethansulfonate, or triflate, of scandium finds use as a so-called Lewis acid, accepting a pair of electrons from a suitable organic molecule, and activating the organic molecule to take part in highly efficient and selective chemical reactions. WebEvery element adds one more electron to the outermost shell. Instead of having three electrons in the outer shell, scandium adds its electron to the second to last shell. The electron configuration is 2-8-9-2. You will find … WebMar 16, 2024 · Thus there can be no more than two electrons in any s orbital, six electrons in any set of p orbitals, ten electrons in any set of d orbitals, etc. In carrying out this process, however, one cannot simply use … how to set up hdmi windows 11