Which of the following statements best describes the type of bond formed between sodium and chlorine in sodium chloride?
Sodium and chlorine form a ionic bond because they are sharing their valence electrons.
Sodium and chlorine form an ionic bond because chlorine transfers its seven valence electrons to sodium.
Sodium and chlorine form an ionic bond because chlorine takes sodium's only valence electron.
Sodium and chlorine form an ionic bond because sodium is much more electronegative than chlorine.