Chemical Elements.com - Rutherfordium (Rf)

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Basic Information

Name: Rutherfordium
Symbol: Rf
Atomic Number: 104
Atomic Mass: (261.0) amu
Melting Point: Unknown
Boiling Point: Unknown
Number of Protons/Electrons: 104
Number of Neutrons: 157
Classification: Transition Metal
Crystal Structure: Unknown
Density @ 293 K: Unknown
Color: Unknown
Other Names: Unnilquadium (Unq), Dubnium (Db), Rutherfordium (Rf)

Atomic Structure

Number of Energy Levels: 7

First Energy Level:

Second Energy Level:

Third Energy Level:

Fourth Energy Level:

Fifth Energy Level:

Sixth Energy Level:

Seventh Energy Level:

Isotopes

Isotope	Half Life
Rf-257	4.7 seconds

Facts

Date of Discovery: 1969
Discoverer: Albert Ghiorso
Name Origin: After Lord Rutherford, a New Zealand chemist and physicist
Uses: No uses known
Obtained From: Man-made

MLA Format for Citing This Page

Bentor, Yinon. Chemical Element.com - Rutherfordium. <http://www.chemicalelements.com/elements/rf.html>.

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