Coinage metals are present in
- A$s-$ block
- B$d-$ block
- C$p-$ block
- D$f-$ block
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Similar Questions
Match the following atoms/ions with their correct electronic configurations:
Atom/Ion Electronic Configuration $(1) \ Cu$ $(A) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^{10}$ $(2) \ Cu^{2+}$ $(B) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^{10}, 4s^2$ $(3) \ Zn^{2+}$ $(C) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^{10}, 4s^1$ $(4) \ Cr^{3+}$ $(D) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^9$ $(E) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^3$
| Atom/Ion | Electronic Configuration |
| $(1) \ Cu$ | $(A) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^{10}$ |
| $(2) \ Cu^{2+}$ | $(B) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^{10}, 4s^2$ |
| $(3) \ Zn^{2+}$ | $(C) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^{10}, 4s^1$ |
| $(4) \ Cr^{3+}$ | $(D) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^9$ |
| $(E) 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 3d^3$ |
Medium
View SolutionWhich of the following ionic species will impart colour to an aqueous solution?
$Zr$ $(Z=40)$ and $Hf$ $(Z=72)$ have similar atomic and ionic radii because of :
The set that contains the atomic numbers of only transition elements is -
Which of the following oxides has the maximum basicity?
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