What does the symbol e- represent?
A) Proton
B) Neutron
C) Element
D) Electron
Correct Answer:
Verified
Q23: How much carbon dioxide is needed to
Q24: The two compounds SO2 and SO3 are
Q25: Dalton's law of multiple proportions states that
Q26: A compound is made up of two
Q27: Rutherford's gold foil experiment proved what about
Q29: Boron has how many protons?
A)2
B)3
C)4
D)5
Q30: Atoms of Ca contain how many protons?
A)19
B)40
C)20
D)41
Q31: Uranium metal, made only of uranium atoms,
Q32: The isotope of cobalt with the
Q33: An atom of Fe contains how many
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