Atomic Structure Flashcards
Does the number of protons determine the identity of an element?
YES
Did Eugen Goldstein determine the mass and charge of the electron using the oil drop apparatus?
NO
Did Jame Chadwick confirm the existence of the neutron?
YES
Is an alpha particle a helium atom?
NO
Did JJ Thomson conclude that the atom was divisible?
YES
Did Ernest Rutherford find that the nucleus is tiny compared to the atom as a whole?
YES
Did Robert Millikan discover the electron?
NO
Does the cathode become the negatively charged end of the cathode ray tube?
YES
Did Ernest Rutherford perform the Gold foil Experiment?
YES
Was the cathode ray tube used to discover the neutron?
NO
In Dalton’s theory of the atom - does it still hold true today that all elements are composed of tiny indivisible atoms?
NO
Did Ernest Rutherford discover the proton?
NO
Was Democritus the first person to propose a scientific and testable theory of the atom?
NO
Is Rutherford’s model of the atom described as the plum pudding model?
NO
We’re isotopes discovered by Robert Millikan?
NO