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Write down the electronic configuration ...

Write down the electronic configuration of:
(i) `Cr^(3+)`
(ii) p`m^(3+)`
(iii) `Cu^+`
(iv) `Ce^(4+)`
(v) `CO^(2+)`
(vi) `Lu^(1+)`
(vil) `Mn^(2+)`
(viii) `Th^(4+)`

Text Solution

Verified by Experts

i.(Cr)^(3+)-[(Ar)] 3 (~d)^(3). ii. .(Pm)^(3)-[(Xe)] 4 (f)^(circ). iii. .(Cu)^(*)-[(Ar)] 3 (~d)^(10). iv. .(Ce)^(4)-[(Xe)] 4 (~F). vi. .L u^(2)-[(Xe)^(prime)] 4 (f)^(2) (sd)^(prime). vii. .(Mn)^(3)-[(Ar)] 3 (~d)^(8). viii. .T h^(4+)-[(Rn)].
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V PUBLICATION-THE d- AND f- BLOCK ELEMENTS-QUESTION BANK
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  9. Write any one consequence of lanthanoid contraction.

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  10. What are the characteristics of transition elements?

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  12. What are the different oxidation' states exhibited by the lanthanoids?

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