Sodium is in group 1 of the periodic table. a sodium ion (na+) has a charge of +1. which of the following would be most likely to combine with an sodium ion to form a new compound?
a. a helium atom that has no charge
b. a calcium ion with a charge of +2
c. a fluoride ion with a charge of -1
d. a lithium ion with a charge of +1
Answers: 3
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