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An element is determined by the number of
protons
7, 13
negative, gains
isotope
the number of protons
equal to the mass number minus the number of protons.
positive charge
It has an atomic number of 8.
A single proton has what electrical charge?
protons
7, 13
negative, gains
isotope
the number of protons
equal to the mass number minus the number of protons.
positive charge
It has an atomic number of 8.
Anions are _____________ ions and they are formed when an atom __________ electrons.
protons
7, 13
negative, gains
isotope
the number of protons
equal to the mass number minus the number of protons.
positive charge
It has an atomic number of 8.
The atomic number of an atom is ALWAYS equal to:
protons
7, 13
negative, gains
isotope
the number of protons
equal to the mass number minus the number of protons.
positive charge
It has an atomic number of 8.
The number of neutrons in an atom is
protons
7, 13
negative, gains
isotope
the number of protons
equal to the mass number minus the number of protons.
positive charge
It has an atomic number of 8.
Which of the following is true of oxygen with 8 protons, 8 neutrons, and 8 electrons?
protons
7, 13
negative, gains
isotope
the number of protons
equal to the mass number minus the number of protons.
positive charge
It has an atomic number of 8.
Changing the number of neutrons in an atom causes it to be a(n):
protons
7, 13
negative, gains
isotope
the number of protons
equal to the mass number minus the number of protons.
positive charge
It has an atomic number of 8.
An isotope of Nitrogen-20 has __________ protons and ___________ neutrons.
protons
7, 13
negative, gains
isotope
the number of protons
equal to the mass number minus the number of protons.
positive charge
It has an atomic number of 8.
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