[DOC] [TLE] Otto Hahn, Lise Meitner, and Fritz Strassmann | Chemical Heritage ... [PAR] Sep 11, 2015 ... Therefore, it was appropriate that Otto Hahn, Lise Meitner, and Fritz ... In 1938 
Hahn, Meitner, and Strassmann became the first to recognize that the uranium 
atom, when bombarded by neutrons, actually split. ... It was generally expected 
that elements close in atomic numberquite possibly elements with... [DOC] [TLE] Otto Hahn - Wikipedia [PAR] Jointly with Lise Meitner and his pupil and ... Until 1938, it was believed that the 
elements with atomic numbers greater than 92 (known as transuranium elements
) arose when uranium atoms were ... produced by splitting off two alpha-particles 
from the uranium nucleus. [DOC] [TLE] Nuclear fission - Wikipedia [PAR] In nuclear physics and nuclear chemistry, nuclear fission is either a nuclear 
reaction or a radioactive decay process in which the nucleus of an atom splits 
into smaller ... Nuclear fission of heavy elements was discovered on December 
17, 1938 by German Otto Hahn and his assistant Fritz Strassmann, and 
explained... [DOC] [TLE] Lise Meitner - Wikipedia [PAR] Lise Meitner (7 November 1878  27 October 1968) was an Austrian physicist 
who worked on ... Meitner and Otto Frisch understood that the fission process, 
which splits the .... to create elements heavier than uranium (atomic number 92) 
in the laboratory. ... After the Anschluss in March 1938, her situation became 
difficult. [DOC] [TLE] Manhattan Project: The Discovery of Fission, 1938-1939 [PAR] Lise Meitner and Otto Hahn, Kaiser-Wilhelm Institute, Berlin ... Fission, the basis 
of the atomic bomb, was discovered in Nazi Germany less than a year before ... 
They split and became not the new transuranic elements that some thought 
Enrico... [DOC] [TLE] Otto Hahn | Splitting the Atom | Nuclear Age - Interesting Documentary [PAR] Nov 16, 2015 ... In 1938, German chemist Otto Hahn conducted an experiment using uranium to 
... Now, uranium is the heaviest naturally occurring element. [DOC] [TLE] The Discovery of Fission | The Manhattan Project: Making the Atomic ... [PAR] The Discovery of Fission: Hahn and Strassmann. ... The radiochemists Otto Hahn 
and Fritz Strassmann were bombarding elements with neutrons in their ... They 
split and became not the new transuranic elements that some thought Fermi had
... [DOC] [TLE] Nuclear Fission | Atomic Heritage Foundation [PAR] In the 1930s, scientists observed and explained nuclear fission--splitting an atom
--for ... results he received from his experiments with uranium (December 1938) ... 
In 1935, Lise Meitner, Otto Hahn and Fritz Strassmanm worked feverishly to sort 
... it seemed that these "radium" isotopes must be barium, element 56, slightly... [DOC] [TLE] A Science Odyssey: People and Discoveries: The first atomic bomb ... [PAR] Photo: Atomic bomb test explosion in Alamagordo, New Mexico, July 16, 1945 ... 
Meanwhile, Fermi's work had produced some puzzling results and physicists Otto 
Hahn, ... created a new element at all but might have actually split the uranium 
atom ... descent -- had to flee the country when Germany annexed Austria in 
1938. [DOC] [TLE] Pioneering Nuclear Science: The Discovery of Nuclear Fission ... [PAR] Dec 20, 2013 ... "The pioneering work of Otto Hahn, Lise Meitner and Fritz Strassman ... that 
splitting an atom of an element would produce two atoms of smaller different 
elements. ... In 1938, due to the prevailing political situation in Germany,... [DOC] [TLE] Otto Hahn | German chemist | Britannica.com [PAR] Otto Hahn, (born March 8, 1879, Frankfurt am Main, Ger. ... of the much lighter 
element barium, indicating that the uranium atom had split into two lighter atoms. 
... the German chemists Otto Hahn and Fritz Strassmann in 1938 during the 
course... [DOC] [TLE] This Month in Physics History - American Physical Society [PAR] In December 1938, over Christmas vacation, physicists Lise Meitner and Otto 
Frisch ... would immediately revolutionize nuclear physics and lead to the atomic 
bomb. ... impossible was actually happening: that a uranium nucleus had split in 
two. ... other elements with neutrons and identifying the series of decay products. [DOC]

Question: It was an atom of this element that Otto Hahn split in 1938
Answer: uranium