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The atomic number of oxygen, 8, indicates that there are eight
atomic number.
76 protons and 76 electrons
gains electrons
a. protons in the nucleus of an oxygen atom.
b. masses.
mass number.
protons and neutrons
17 protons, 17 electrons, and 18 neutrons.
An element has an atomic number of 76. The number of protons and electrons in a neutral atom of the element are ____.
atomic number.
76 protons and 76 electrons
gains electrons
a. protons in the nucleus of an oxygen atom.
b. masses.
mass number.
protons and neutrons
17 protons, 17 electrons, and 18 neutrons.
Chlorine has atomic number 17 and mass number 35. It has
atomic number.
76 protons and 76 electrons
gains electrons
a. protons in the nucleus of an oxygen atom.
b. masses.
mass number.
protons and neutrons
17 protons, 17 electrons, and 18 neutrons.
The total number of protons and neutrons in the nucleus of an atom is its
atomic number.
76 protons and 76 electrons
gains electrons
a. protons in the nucleus of an oxygen atom.
b. masses.
mass number.
protons and neutrons
17 protons, 17 electrons, and 18 neutrons.
A positive ion forms when a neutral atom
atomic number.
76 protons and 76 electrons
gains electrons
a. protons in the nucleus of an oxygen atom.
b. masses.
mass number.
protons and neutrons
17 protons, 17 electrons, and 18 neutrons.
Isotopes are atoms of the same element that have different
atomic number.
76 protons and 76 electrons
gains electrons
a. protons in the nucleus of an oxygen atom.
b. masses.
mass number.
protons and neutrons
17 protons, 17 electrons, and 18 neutrons.
What contributes to the mass of the atom?
atomic number.
76 protons and 76 electrons
gains electrons
a. protons in the nucleus of an oxygen atom.
b. masses.
mass number.
protons and neutrons
17 protons, 17 electrons, and 18 neutrons.
All atoms of the same element have the same
atomic number.
76 protons and 76 electrons
gains electrons
a. protons in the nucleus of an oxygen atom.
b. masses.
mass number.
protons and neutrons
17 protons, 17 electrons, and 18 neutrons.
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