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An atom with less electrons than protons is a(n)
proton and neutron
atoms
7 protons, 7 neutrons, 7 electrons
positive ion
It makes up most of the atom’s mass.
protons
negative ion
electron
When a fluorine atom gains an electron, it becomes a(n)
proton and neutron
atoms
7 protons, 7 neutrons, 7 electrons
positive ion
It makes up most of the atom’s mass.
protons
negative ion
electron
Which of the following are located in the nucleus of an atom?
proton and neutron
atoms
7 protons, 7 neutrons, 7 electrons
positive ion
It makes up most of the atom’s mass.
protons
negative ion
electron
The smallest particles of an element that still have the element’s properties are
proton and neutron
atoms
7 protons, 7 neutrons, 7 electrons
positive ion
It makes up most of the atom’s mass.
protons
negative ion
electron
Which statement is true about the nucleus of an atom?
proton and neutron
atoms
7 protons, 7 neutrons, 7 electrons
positive ion
It makes up most of the atom’s mass.
protons
negative ion
electron
Which of the following has almost no mass?
proton and neutron
atoms
7 protons, 7 neutrons, 7 electrons
positive ion
It makes up most of the atom’s mass.
protons
negative ion
electron
A nitrogen atom has an atomic number of 7 and a mass number of 14. How many protons, neutrons, and electrons does it have?
proton and neutron
atoms
7 protons, 7 neutrons, 7 electrons
positive ion
It makes up most of the atom’s mass.
protons
negative ion
electron
The atomic number of an atom is its number of __________.
proton and neutron
atoms
7 protons, 7 neutrons, 7 electrons
positive ion
It makes up most of the atom’s mass.
protons
negative ion
electron
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