Which equation correctly represents the first ionization of aluminum? [*]

Which equation correctly represents the first ionization of aluminum? [*] 



A) Al- (g) à Al(g) +e-
B) Al (g) à Al-(g) +e-
C) Al (g) + e-à Al-(g)
D) Al (g) à Al +(g) +e-
E) Al+ (g) +e- à Al(g)


Answer: D


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