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Question

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Chemistry diagram for: See image
Answer: B

💡 Solution & Explanation

Cu2+ = 1s22s22p63s23p63d9 Cd2+ = 1s22s22p63s23p63d104s24p64d10 Fe2+ = 1s22s22p63s23p63d6 Mn = 1s22s22p63s23p63d54s2 SECTION – D

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