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NCERT Class XII Chemistry
Chapter - The d- and f-Block Elements
Questions with Solutions

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Question : 1

Total: 49

Write down the electronic configuration of
(i) Cr‌3+
(ii) Pm‌3+
(iii) Cu‌+
(iv) Ce‌4+
(v) Co‌2+
(vi) Lu‌2+
(vii) Mn‌2+
(viii) Th‌4+

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