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42 Transition Metal
Mo

Molybdenum

RIS 0.041
Velocity +0.001
Rank#35
Co-citedW

Molybdenum (Mo) is a transition metal with atomic number 42: a neutral molybdenum atom has 42 protons and 42 electrons. Atomic mass 95.95 u, electron configuration [Kr] 4d5 5s1. Molybdenum is a hard transition metal essential as a trace element and used in steel alloys.

Physical properties
Atomic mass 95.95 u
Category Transition Metal
Block d-block
State Solid
Config [Kr] 4d5 5s1
Electronegativity 2.16
Density 10.22 g/cm³
Melting 2896.0 K
Boiling 4912.0 K
Ionization 684.3 kJ/mol
Oxidation +1, +2, +3, +4, +5, +6
Discovered 1778 · Carl Wilhelm Scheele
Molybdenum's history

Research intensity over time

Research communities behind this literature

Groups of papers that cite each other densely, with the share of Molybdenum's tracked research in each.