Electron affinity is the amount of energy ____ when an electron is added in the valence shell of an isolated atom to form uninegative gaseous ion.
A. Absorbed
B. Released
C. Emitted
D. Both b and c
Answer:D
Electron affinity is the amount of energy ____ when an electron is added in the valence shell of an isolated atom to form uninegative gaseous ion.
A. Absorbed B. Released C. Emitted D. Both b and c