Element of The Day (93-112)

Lawrencium (Lr)

The original symbol was changed in 1963 by The IUPAC.

Roentgenium (Rg)

A single atom was produced in 1994, in 2003 the experiment was repeated and produced 3 atoms, which was sufficient evidence

Dubnium (Db)

Controversy over the discovery and the name between the Russian team and the US team

Nobelium (No)

Despite naming the element joliotium (Jo), the IUPAC kept the 1958 designation, named after the inventor of dynamite

Plutonium (Pu)

Discovery was kept secret until after WW II because of possible use in an atomic bomb

Seaborgium (Sg)

First element to be named for a living person

Meitnerium (Mt)

Having being isolated following the Transfermium Wars, there was no dispute over the element's discovery or name

Curium (Cm)

Highly radioactive and it glows red in the dark

Hassium (Hs)

IUPAC recommended the name hahnium (Hn), after protest by the discovering team and the ACS the name changed to its current name

Californium (Cf)

It is used in the oil well industry

Copernicium (Cn)

Named after the astronomer and mathematician who began the scientific revolution with his hypothesis that the earth orbits the sun

Rutherfordium (Rf)

Named after the chemist and physicist who is known as the father of nuclear physics

Mendelevium (Md)

Named after the man commonly known as the father of the periodic table

Americium (Am)

Sensitive to presences of heat/smoke, therefore found in many smoke detectors

Berkelium (Bk)

Since 1967, just over 1 gram has been produced, in total.

Bohrium (Bh)

The IUPAC committee revised the name because no other element used the whole name

Darmstadtium (Ds)

The first produced atoms had a lifetime of only 1/100th of a second, but scientists later produced heavier, more stable versions

Neptunium (Np)

The first synthetic transuranium element (elements after uranium) to be discovered

Fermium (Fm)

The heaviest element that can be prepared in macroscopic quantities

Einsteinium (Es)

Was discovered unexpectedly along with fermium in debris from the first large hydrogen bomb test