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Tungsten (W) – Element 74 of the periodic table

Tungsten (symbol W) is element number 74 of the periodic table and belongs to the “Transition metal” category. Its atomic mass is about 183.84, and its phase under standard conditions is Solid. This element sits in period 6 and group 6 of the periodic table, and its electrons are arranged in shells of 2, 8, 18, 32, 12, 2. The short electron configuration of Tungsten is [Xe] 4f¹⁴ 5d⁴ 6s². Known uses of Tungsten include Lamp filaments, Cutting tools and Jewelry.

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Properties of Tungsten

Atomic number
74
Chemical symbol
W
Atomic mass
183.84
Category
Transition metal
Period
6
Group
6
Phase
Solid
Protons
74
Electrons
74
Neutrons (approx.)
110
Electron shells
2, 8, 18, 32, 12, 2
Outer-shell electrons
2
Discovered
Juan José Elhuyar (1783)

Electron configuration of Tungsten

The electron configuration of Tungsten (W), with 74 electrons, is shown below. The last shell (shell 6) is highlighted:

Full configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d⁴ 6s²
Short configuration
[Xe] 4f¹⁴ 5d⁴ 6s²
Last shell
6s²

What is electron configuration and how is it written?

Electron shells of Tungsten

Distribution of 74 electrons of Tungsten across shells K to P:

  1. K2
  2. L8
  3. M18
  4. N32
  5. O12
  6. P2

What is a transition metal?

The transition metals are the d-block elements: usually good conductors of heat and electricity, with several oxidation states, and they form colourful compounds and important catalysts.

Uses of Tungsten

Frequently asked questions about Tungsten

What is the atomic number of Tungsten?

The atomic number of Tungsten (W) is 74; that is, every atom of it has 74 protons.

What is the electron configuration of Tungsten?

The electron configuration of Tungsten (W) is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d⁴ 6s²; in short form it is [Xe] 4f¹⁴ 5d⁴ 6s², and its last shell is 6s².

What is the chemical symbol of Tungsten?

The chemical symbol of Tungsten is W.

Where is Tungsten located in the periodic table?

Tungsten is located in period 6 and group 6 and belongs to the “Transition metal” category.

What is the atomic mass of Tungsten?

The atomic mass of Tungsten is about 183.84 (atomic mass units).

What is the phase of Tungsten under normal conditions?

The phase of Tungsten under standard conditions is Solid.

What are the uses of Tungsten?

Uses of Tungsten include Lamp filaments, Cutting tools and Jewelry.

Who discovered Tungsten?

Tungsten was discovered by Juan José Elhuyar in 1783.

Elements in the same category as Tungsten (Transition metal)

Niobium (Nb)Molybdenum (Mo)Technetium (Tc)Ruthenium (Ru)Rhodium (Rh)Palladium (Pd)Silver (Ag)Cadmium (Cd)Hafnium (Hf)Tantalum (Ta)Rhenium (Re)Osmium (Os)Iridium (Ir)Platinum (Pt)Gold (Au)Mercury (Hg)Rutherfordium (Rf)Dubnium (Db)Seaborgium (Sg)Bohrium (Bh)

See all Transition metals

Tungsten’s group 6 neighbours

Chromium (Cr)Molybdenum (Mo)Seaborgium (Sg)

Group 6 of the periodic table