What is the general outer electronic configuration of the coinage metals?

Options

A. `ns^(2)np^(6)`
B. `(n-1)d^(10)ns^(1)`
C. `n-1)d^(10)ns^(2)`
D. `(n-1)d^(8)ns^(2)`

Answer

B

Explanation

Group-11 elements (Cu, Ag, Au) are called coinage metals and have general electronic configuration `(n-1)d^(10)ns^(1)`