Period 5 element and because of its rarity, rhodium is usually alloyed with platinum or palladium and applied in high-temperature and corrosion-resistive coatings. White gold is often plated with a thin rhodium layer to improve its optical impression while sterling silver is often rhodium plated for tarnish resistance. Rhodium detectors are used in nuclear reactors to measure the neutron flux level. Palladium is a chemical element with the chemical symbol Pd and an atomic number of 46. It is a rare and lustrous silvery-white metal discovered in 1803 by William Hyde Wollaston. He named it after the asteroid Pallas, which was itself named
The Museum of One Painting named after G. V. Myasnikov the archbishop Philaret offered to introduce the Icon of the Madonna of Kazan from the collection of the Penza eparchy. The museum building is considered to be an architectural monument of the 19th century. The Museum of One Painting named after G. V. Myasnikov The Museum of One Painting named after G. V. Myasnikov is a state museum, located in Penza, Russia. It is a unique museum, which does not have analogies anywhere in the world. Its peculiarity is that it does not have a permanent exposition and that it only shows one painting. The museum contains only one hall,