Mendelevium (Md) — Actinide. Atomic number 101.
Synthetic radioactive metal
- Atomic number: 101
- Symbol: Md
- Atomic mass: [258] u
- Category: Actinide
- State: Solid
- Melting point: 826.85 °C / 1100 K
- Density: 10.3 g/cm³ (20°C)
- Electron configuration: [Rn] 5f13 7s2
- Oxidation states: +2, +3
- Electronegativity: 1.3
- Discovered by: Albert Ghiorso and team (1955)
Common uses: Scientific research only
Biological role: No biological role.
Frequently Asked Questions about Mendelevium
What is the atomic number of mendelevium?
Mendelevium has an atomic number of 101, meaning each atom contains 101 protons in its nucleus.
What is the atomic mass of mendelevium?
The standard atomic weight of mendelevium is [258] u (unified atomic mass units).
What category does mendelevium belong to?
Mendelevium is classified as a actinide.
What is the state of mendelevium at room temperature?
Mendelevium is a solid at 20 °C (68 °F).
What is the melting point of mendelevium?
The melting point of mendelevium is 826.85 °C / 1100 K.
What is the density of mendelevium?
The density of mendelevium is 10.3 g/cm³ (20°C).
What is the electronegativity of mendelevium?
Mendelevium has a Pauling electronegativity of 1.3.
What is the electron configuration of mendelevium?
The electron configuration of mendelevium is [Rn] 5f13 7s2.
What are the common oxidation states of mendelevium?
Mendelevium commonly exhibits the following oxidation states: +2, +3.
When was mendelevium discovered?
Mendelevium was discovered in 1955 by Albert Ghiorso and team.
Is mendelevium radioactive?
Mendelevium is a synthetic radioactive element that does not occur naturally and must be produced in a laboratory.
What is the biological role of mendelevium?
No biological role.
What are the common uses of mendelevium?
Mendelevium is used for: Scientific research only.
