d & f Block | JEE Main Solution | 4d Electron Count Question

JEE MAIN 2025

22-01-2025 SHIFT-2

Question

Niobium (Nb) and ruthenium (Ru) have "x" and "y" number of electrons in their respective 4 d orbitals. The value of x + y is ______.

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JEE Main

Chemistry

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