noble-gases-have-full-electron-shells-while-halogens-readily-gain-an-electron-to

Question

Noble gases have full electron shells, while halogens readily gain an electron to fill their outermost shell. Which of the following statements is therefore true?

Accepted Answer

Halogens are more reactive than noble gases

Answer

Noble gases are highly reactive compared to halogens

Answer

Noble gases are more unstable than halogens

Answer

Halogens have less energy than noble gases

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Noble gases have full electron shells, while halogens readily gain an electron to fill their outermost shell. Which of the following statements is therefore true?