Chemistry · 2025
JEE Main · 22 January 2025, Shift 2 · Q73
Niobium (Nb) and ruthenium (Ru) have " x " and " y " number of electrons in their respective 4d orbitals. The value of x+y is ____.
Niobium (Nb) and ruthenium (Ru) have " $\displaystyle x$ " and " $\displaystyle y$ " number of electrons in their respective 4d orbitals. The value of $\displaystyle x+y$ is $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
11
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JEE Main 2025 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.