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CHEMISTRY

JAMB 2004 - Question 8

Chemistry 2004 JAMB Past Questions - Question 8: An electron can be added to a halogen atom to form a halide ion with

Choose the correct answers from the options given.

An electron can be added to a halogen atom to form a halide ion with

A: 2 valence electrons

B: 3 valence electrons

C: 7 valence electrons

D: 8 valence electro

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Correct Answer

Explanation

An electron can be added to a halogen atom to form a halide ion with a negative charge of -1. This occurs because the halogen atom gains an extra electron, resulting in an increased negative charge and the formation of an anion.