WebApr 25, 2024 · Just the facts. Atomic number (number of protons in the nucleus): 17. Atomic symbol (on the Periodic Table of Elements): Cl. Atomic weight (average mass of the atom): 35.453. Density: 3.214 … WebChlorine has an atomic number of 17. Chlorine's electrical configuration is [ Ne] 3 s 2 3 p 5, which can also be represented as 2, 8, 7. This demonstrates that chlorine's outermost shell has seven valence electrons. If there are more than four valence electrons, the valency can be determined as follows: Valency = Valence electron - 8

Chlorine - Periodic Table and Atomic Properties

WebDec 3, 2024 · Chlorine Explanation Chlorine is a chemical element with the symbol Cl and it has atomic number 17. Chlorine is the second member of halogen group it has similar properties like fluorine, bromine and iodine. … WebMar 23, 2024 · The Atomic masses are represented in the Atomic mass unit (u). The elements whose atomic masses are written in bracket ( ) are the synthetic elements and their atomic masses values represent the Atomic Mass of the most stable isotope. Free Gift for you: Interactive Periodic Table facebook sattelhaus

Chapter 3.2: Sizes of Atoms and Ions - Chemistry …

WebChemical properties of chlorine - Health effects of chlorine - Environmental effects of chlorine. Atomic number. 17. Atomic mass. 35.453 g.mol -1. Electronegativity according to Pauling. 3.0. Density. WebChlorine is a greenish yellow gas which combines directly with nearly all elements. Chlorine is a respiratory irritant. The gas irritates the mucous membranes and the liquid burns the skin. As little as 3.5 ppm can be detected as an odour, and 1000 ppm is likely to be fatal after a few deep breaths. It was used as a war gas in 1915. WebPeriodic Table of Elements - The periodic table is the tabular arrangement of all the chemical elements on the basis of their respective atomic numbers. In the periodic table, the vertical columns are called groups … facebook shiraz abby