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Section 5.2
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1
Which subatomic particle has the highest relative mass when compared to an electron?
A)a proton
B)a neutron
C)a nucleus
D)a nucleon
2
Atomic number is…
A)the number of protons in the nucleus.
B)the number of electrons orbiting the nucleus.
C)the number of neutrons in the nucleus.
D)the total number of protons and neutrons.
3
When you know the mass number and atomic number, you can calculate…
A)only the number of electrons in an atom.
B)the number of neutrons and electrons.
C)the number of protons and neutrons.
D)the number of protons, neutrons, and electrons in an atom.
4
The standard atomic notation will always have …
A)the atomic number placed to the top and left of the element’s symbol.
B)the mass number placed to the bottom and left of the element’s symbol.
C)the mass number placed to the top and left of the element’s symbol.
D)the atomic number placed to the bottom and right of the element’s symbol.
5
How many neutrons will an element with an atomic number of 30 and a mass number of 65have?
A)30
B)35
C)65
D)95





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