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AITS & Test SerieshardNUMERICAL

Question

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Answer: 8

💡 Solution & Explanation

Total 8 f-Block elements in 4f-series have odd electrons in f-orbitals in their ground state configuration. 58 59 61 63 64 65 67 69 Ce, Pr, Pm, Eu, Gd, Tb, Ho, Tm

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