103
Lr
Lawrencium
266.0 u
Lawrencium
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คาบ
7
หมู่
—
บล็อก
d-บล็อก
สถานะ (STP)
Solid
Lawrencium is the last element in the actinide series, named after Ernest O. Lawrence. It has the shortest half-life of any actinide.
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Frequently Asked Questions
What is Lawrencium?
Lawrencium (Lr) is a chemical element with atomic number 103. It is a solid at standard temperature and pressure, classified as a แอกทิไนด์.
What are the key properties of Lawrencium?
Lawrencium has an atomic mass of 266.0 u.
What is the electron configuration of Lawrencium?
The electron configuration of Lawrencium is [Rn] 5f14 7s2 7p1. It is in the d-block of the periodic table.
What is the electronegativity of Lawrencium?
Lawrencium has an electronegativity of 1.3 on the Pauling scale.