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In a calcium atom in the ground state, the electrons with the least amount of energy are located
2-8-6
found in regions called orbitals
first electron shell
protons and neutrons
8 valence electrons
14
The nucleus is positive and the electron cloud is negative
hard-sphere model, electron-shell model, wave-mechanical model
An atom of argon rarely bonds to an atom of another element because an atom of argon has
2-8-6
found in regions called orbitals
first electron shell
protons and neutrons
8 valence electrons
14
The nucleus is positive and the electron cloud is negative
hard-sphere model, electron-shell model, wave-mechanical model
What is the electron configuration of a sulfur atom in ground state?
2-8-6
found in regions called orbitals
first electron shell
protons and neutrons
8 valence electrons
14
The nucleus is positive and the electron cloud is negative
hard-sphere model, electron-shell model, wave-mechanical model
Which subatomic particles are located in the nucleus of a neon atom?
2-8-6
found in regions called orbitals
first electron shell
protons and neutrons
8 valence electrons
14
The nucleus is positive and the electron cloud is negative
hard-sphere model, electron-shell model, wave-mechanical model
What is the mass number of an atom that has 6 protons, 6 electrons, and 8 neutrons
2-8-6
found in regions called orbitals
first electron shell
protons and neutrons
8 valence electrons
14
The nucleus is positive and the electron cloud is negative
hard-sphere model, electron-shell model, wave-mechanical model
Which group of atomic models is listed in historical order from earliest to most recent?
2-8-6
found in regions called orbitals
first electron shell
protons and neutrons
8 valence electrons
14
The nucleus is positive and the electron cloud is negative
hard-sphere model, electron-shell model, wave-mechanical model
The modern model of the atom shows that electrons are
2-8-6
found in regions called orbitals
first electron shell
protons and neutrons
8 valence electrons
14
The nucleus is positive and the electron cloud is negative
hard-sphere model, electron-shell model, wave-mechanical model
Which statement correctly describes the charge of the nucleus and the charge of the electron cloud of an atom?
2-8-6
found in regions called orbitals
first electron shell
protons and neutrons
8 valence electrons
14
The nucleus is positive and the electron cloud is negative
hard-sphere model, electron-shell model, wave-mechanical model
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