An electron in a sodium atom gains enough energy to move from the second shell to the third shell. The sodium atom becomes:

(1) a positive ion

(2) a negative ion

(3) an atom in an excited state

(4) an atom in the ground state

Question

Chemistry

Kennedi Browning

14 April, 16:55

An electron in a sodium atom gains enough energy to move from the second shell to the third shell. The sodium atom becomes:

(1) a positive ion

(2) a negative ion

(3) an atom in an excited state

(4) an atom in the ground state

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Answers (1)

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Hanna Orozco · Answer 1

(3) The atom goes into an excited state.

I say this because since it's moving from the second level to the third, it gains more energy. And it can't be an ion because there are electrons still present in the atom. If the electrons had happened to be removed then it would have been a negative ion.

An electron in a sodium atom gains enough energy to move from the second shell to the third shell. The sodium atom becomes:(1) a positive ion(2) a negative ion(3) an atom in an excited state(4) an atom in the ground state

An electron in a sodium atom gains enough energy to move from the second shell to the third shell. The sodium atom becomes:

(1) a positive ion

(2) a negative ion

(3) an atom in an excited state

(4) an atom in the ground state