Hg. The chemical element mercury is classed as a transition metal. It has been known since ancient times. Its discoverer and discovery date are unknown. Viewed from Earth, Mercury is never far from the Sun in the sky. has chosen the next two projects that will join a special series called the Discovery Program. There is no single person who is credited with the discovery of Mercury. Mercury is one of the five planets that can be seen in the night sky without using a.
Mercury's eccentric orbit and wide-ranging temperatures make it a world of It is not known exactly when the planet was first discovered. This image shows the location of mercury on the periodic table Date of discovery: unknown; Origin of name: named after the planet "Mercury" (the origin of the. Mercury is a chemical element with symbol Hg and atomic number It is commonly known as . In November "large quantities" of mercury were discovered in a chamber 60 feet below the year-old pyramid known as the " Temple of.
Ancient people have known about the planets for millennia. It was only in the last few hundred years that new planets have been discovered. [/caption] Mercury is one of the 5 planets visible with the unaided eye. Even thousands of years ago, ancient astronomers knew that the 5. While like the other five planets closest to the sun (excluding Earth, of course), no one really knows the exact date when Mercury was discovered, there are. The Element Mercury - Basic Physical and Historical Information.