WebIodine 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. Iodine is the least abundant of the stable halogens, being the sixty-first most abundant element. It is even less abundant than the so-called rare earths. Webiodine: [noun] a nonmetallic halogen element obtained usually as heavy shining blackish-gray crystals and used especially in medicine, photography, and analysis — see …

Facts About Iodine Live Science

WebGeneral description. Iodine is a dark grey solid that sublimates into a violet gas. For a solid, molecular iodine has a high vapor pressure (0.31 mmHg at 25 °C). Chemically, iodine is … WebIodine has a melting point of just 113 o C, where it also vaporizes significantly, and it boils at just 184.3 o C. Iodine has a high density of 4.93 g/cc. We'll see below that KI has entirely different properties. Similarly, the element potassium (K) is a metal with the lowest density (0.89 g/cc) of any metal except lithium. choking bench book

Iodine - Strength - Hardness - Elasticity - Crystal Structure

WebIodine is a nonmetallic, nearly black solid at room temperature and has a glittering crystalline appearance. The molecular lattice contains discrete diatomic molecules, … Web21 aug. 2024 · The metal is relatively easy to mine and refine, contributing to its early and widespread use. Being soft, however, it is unsuitable for making reliable tools and weapons. Early metalsmiths as far back as 3000 BC learned to combine copper with other metals to produce more durable alloys. Web26 jul. 2024 · The group 7 elements are all reactive non-metals. They react with metals to form metal halides, and with hydrogen to form acidic hydrogen halides. Reactivity … gray shirt with green letter