72 Hf Hafnium 178.49 u

Hafnium

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Period

Group

Block

d-block

Phase (STP)

Solid

Hafnium is a corrosion-resistant transition metal used in nuclear reactor control rods. It is chemically similar to zirconium.

Physical Properties

Atomic Mass 178.49 u

Phase at STP Solid

Electronic Properties

Electronegativity 1.3

Electron Configuration

Configuration [Xe] 4f¹⁴ 5d² 6s²

Electron Shell Configuration

Position in Periodic Table

Block & Period

Block

s p d f

Period

1 2 3 4 5 6 7

Periodic Table

Lanthanides Actinides

More Transition Metal

21 Sc Scandium 22 Ti Titanium 23 V Vanadium 24 Cr Chromium 25 Mn Manganese 26 Fe Iron 27 Co Cobalt 28 Ni Nickel 29 Cu Copper 30 Zn Zinc

Frequently Asked Questions

What is Hafnium?

Hafnium (Hf) is a chemical element with atomic number 72. It is a solid at standard temperature and pressure, classified as a transition metal.

What are the key properties of Hafnium?

Hafnium has an atomic mass of 178.49 u.

What is the electron configuration of Hafnium?

The electron configuration of Hafnium is [Xe] 4f14 5d2 6s2. It is in the d-block of the periodic table.

What is the electronegativity of Hafnium?

Hafnium has an electronegativity of 1.3 on the Pauling scale.