Atomic Theory Flashcard

Front

Which scientist discovered the electron?

Back

JJ Thomson

Front

Which scientist described the atom as "indivisible" or cannot be divided? (other than Democritus)

Back

John Dalton

Front

Which scientist used the cathode-ray in his experiments? Options: JJ Thomson, John Dalton, Neils Bohr, Ernest Rutherford, Erwin Schrodinger

Back

JJ Thomson

Front

Which scientist created the "Plumb Pudding" model of the atom?

Back

JJ Thomson

Front

Which scientist conducted an experiment using gold foil?

Back

Ernest Rutherford

Front

Which scientist discovered the nucleus?

Back

Ernest Rutherford

Front

Which scientist proposed that the atom had a positive nucleus and was mostly empty space?

Back

Ernest Rutherford

Front

Which scientist described that atom as having electrons traveling in orbits with certain energy levels?

Back

Neils Bohr

Front

Which scientist proposed that atom cannot be created or destroyed but rearranged in specific ratios?

Back

John Dalton

Front

Which scientist proposed the "electron cloud" model of the atom? (Not Heisenberg)

Back

Erwin Schrodinger