Which of the following elements has two valence electrons? Options: A . &nbsppotassium B . &nbspfluorine C . &nbsphelium D . &nbspaluminum

Which of the following elements has two valence electrons?

Question

Which of the following elements has two valence electrons?

Options:

A . potassium

B . fluorine

C . helium

D . aluminum

Answer: Option C

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