Question

How do valence electrons determine the reaction between sodium and chlorine?
A
Sodium atoms have 1 valence electron, and chlorine atoms have 7 valence electrons, so they form NaCl.

B
Sodium atoms have 7 valence electrons, and chlorine atoms have 1 valence electron, so they form NaCl.

C
Sodium atoms have 1 valence electron, and chlorine atoms have 6 valence electrons, so they form Na2Cl.

D
Sodium atoms have 6 valence electrons, and chlorine atoms have 1 valence electron, so they form NaCl2.

Answers

GPT 3.5
A
Sodium atoms have 1 valence electron, and chlorine atoms have 7 valence electrons, so they form NaCl.

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