

MCQOPTIONS
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1. |
Elements A and B with their respective electronic configurations \[3{{d}^{10}}\,4{{s}^{1}}\] and \[4{{d}^{10}}\,5{{s}^{1}}\] in their outermost shell are |
A. | Both non-metals |
B. | Both coinage metals |
C. | A is a non-metal and B is coinage metal |
D. | A is a coinage metal and B is non-metal |
Answer» C. A is a non-metal and B is coinage metal | |