Multiple Choice
The cation M2+ reacts with NH3 to form a series of complex ions as follows: M2+ + NH3
M(NH3) 2+
K1 = 102
M(NH3) 2+ + NH3
M(NH3) 22+
K2 = 103
M(NH3) 22+ + NH3
M(NH3) 32+
K3 = 102
A 1.0 10-3 mol sample of M(NO3) 2 is added to 1.0 L of 15.0 M NH3 (Kb = 1.8 10-5) .Choose the dominant species in this solution.
A) M2+
B) M(NH3) 2+
C) M(NH3) 22+
D) M(NH3) 32+
E) M(NO3) 2
Correct Answer:

Verified
Correct Answer:
Verified
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