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When teaching undergraduates about early atomic theories, I often contrast the plum pudding model with Rutherford's nuclear model.
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When teaching undergraduates about early atomic theories, I often contrast the plum pudding model with Rutherford's nuclear model.
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Related words
plum pudding model
Proper noun
historical
(historical,
physics)
An
obsolete
scientific
model
of
the
atom,
devised
shortly
after
the
discovery
of
the
electron
but
before
the
discovery
of
the
atomic
nucleus,
and
according
to
which
the
atom
is
composed
of
electrons
surrounded
by
a
soup
of
positive
charge
to
balance
the
electrons'
negative
charges.
It
was
disproved
in
1909.
Japanese Meaning
歴史的な物理学のモデルであり、電子発見後直後に提唱された原子核発見以前の原子模型です。原子は、電子が内部に存在し、その電子の負の電荷を中和するために、均一に広がる正の電荷が取り巻いているという理論であり、1909年に否定されました。
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