When a home is in Pending status means that it is off the market, and in the process of being purchased. If you really care for the property, be in the look up, occasionally the transaction fell through.
Answer by Zhane lane. Confidence votes 2. Potassium was discovered in 1807 by British scientist Sir Humphry Davy, who derived it from caustic potash (KOH)where was it discovered and when His first successes came in 1807 with the separation of potassium from molten potash and of sodium from common salt.
Discovery of Iridium. Iridium was discovered in 1803, by English chemist Smithson Tennant in London. He found it in the residue left when crude platinum had been dissolved in aqua regia (a mixture of hydrochloric acid and nitric acid). Smithson Tennant also discovered osmium at the same time.ource: Iridium is found in natural alloys with platinum and osmium in alluvial deposits. Commercially, iridium is recovered as a by-product from the nickel mining industry. Isotopes: Iridium has 34 isotopes whose half-lives are known, with mass numbers from 165 to 198.