Question 4 of 20:
Select the best answer for the question.
4. Regarding chemical elements such as argon that are inert, which of the following statements is true?
O A. They easily react with other elements to form chemical bonds.
OB. They regularly lose several of their outer electrons when reacting.
O C. They have twice as many protons as electrons.
OD. They don't react with other elements to form compounds.
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