Timeline Atomic Development Project
James Chadwick
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James Chadwick
James Chadwick discovered the neutron. He discovered a neutral atomic particle with a mass close to a proton, which was the neutron.
Equipment used: Chadwick used alpha particles, which consist of two protons and two neutrons bound together.
Born - 1891 Died - 1974 Date of Discovery - 1932
Around the same time as Chadwick's discoveries, World War II was beginning.
