Select similarity between alkali metals and coinage metals

Options

A. Both are required to store in organic solvent
B. Both have high solubility in pure liquid ammonia to produce blue soltuion
C. Both can be extracted by aqueous salt electrolysis
D. Both have same number of electron `(s)`in outermost shell

Answer

D

Explanation

Electronic configuration of alkali metals `= [N.G.]ns^(-1)`
Electronic configuration of coinage metal
`(Cu,Ag,Au)=[N.G.](n-1)d^(10)ns^(-1)`