Chlorine atom forms \(Cl^{-}\) by

Chlorine atom forms \(Cl^{-}\) by

Chemistry

WAEC 2000

Chlorine atom forms \(Cl^{-}\) by

A. losing one electron
B. Sharing one electron
C. Donating lone pair of electrons
D. Gaining one electron

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Correct Answer: Option D

Explanation

All non-metals will gain electron(s) to become negatively charge unlike metals which lose electron(s) to become positively charged. Chlorine atom is a non-metal in group VII, once it gains an electron to have its outermost shell completely filled with electrons, thus becoming negatively charged. The correct answer is option D

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