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Isotopes are:
Neutrons.
The Nucleus.
Electrons, Protons and Neutrons.
Protons balance Electrons
Atomic number.
All of the above
Isotopes.
N = A – Z.
The neutral particles are called:
Neutrons.
The Nucleus.
Electrons, Protons and Neutrons.
Protons balance Electrons
Atomic number.
All of the above
Isotopes.
N = A – Z.
An element is defined by its:
Neutrons.
The Nucleus.
Electrons, Protons and Neutrons.
Protons balance Electrons
Atomic number.
All of the above
Isotopes.
N = A – Z.
The main subatomic particles are:
Neutrons.
The Nucleus.
Electrons, Protons and Neutrons.
Protons balance Electrons
Atomic number.
All of the above
Isotopes.
N = A – Z.
Cl (Z=17, A=35) and Cl (Z=17, A=37) are:
Neutrons.
The Nucleus.
Electrons, Protons and Neutrons.
Protons balance Electrons
Atomic number.
All of the above
Isotopes.
N = A – Z.
The number of neutrons N can be determined by:
Neutrons.
The Nucleus.
Electrons, Protons and Neutrons.
Protons balance Electrons
Atomic number.
All of the above
Isotopes.
N = A – Z.
The atom is electrically neutral since:
Neutrons.
The Nucleus.
Electrons, Protons and Neutrons.
Protons balance Electrons
Atomic number.
All of the above
Isotopes.
N = A – Z.
The mass of the atom is concentrated in:
Neutrons.
The Nucleus.
Electrons, Protons and Neutrons.
Protons balance Electrons
Atomic number.
All of the above
Isotopes.
N = A – Z.
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