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| Known properties | |||||||||||||||||||||||||
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| Name, Symbol, Number | Mendelevium, Md, 101 | ||||||||||||||||||||||||
| Chemical series | Actinides | ||||||||||||||||||||||||
| Period, Block | 7 , f | ||||||||||||||||||||||||
| Appearance | unknown; probably metallic, silvery white or gray | ||||||||||||||||||||||||
| Atomic weight | 1 E-25 kg| | ||||||||||||||||||||||||
| Electron configurationElectron configuration is the arrangement of electrons in an atom, molecule or other body. Specifically, it is the placement of electrons into atomic, molecular, or other forms of electron orbitals. Orbitals, states, and wavefunctions Since electrons are | |||||||||||||||||||||||||
| e-The electron (also called negatron commonly represented as e&minus is a subatomic particle. In an atom the electrons surround the nucleus of protons and neutrons in an electron configuration. Electrons have the smallest electrical charge and when they mov 's per energy levelAn energy level is a quantified stable energy, which a physical system can have; the term is most commonly used in reference to the electron configuration of electrons, in atoms or molecules. According to quantum theory, only certain energy levels are pos | 2, 8, 18, 32, 31, 8, 2 | ||||||||||||||||||||||||
| State of matter | Presumably a solid | ||||||||||||||||||||||||
| Most stable isotopes | |||||||||||||||||||||||||
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Mendelevium (also known as unnilunium) is a synthetic element in the periodic table with the symbol Md (formerly Mv) and the atomic number 101. A metallic radioactive transuranic element of the actinides, mendelevium is synthesized by bombarding einsteinium with alpha particles and was named after Dmitri Mendeleev.