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Each coinage metal has

(A)        Two electrons in the valence shell

(B)        Eight electrons in the penultimate shell

(C)        Eight electrons in the outermost shell

(D)        Eighteen electrons in their penultimate shell.

Radhika Batra , 11 Years ago
Grade 11
anser 1 Answers
Amit Saxena

Last Activity: 11 Years ago

Coinage metals are Co, Ag and Au

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