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What element has two electrons in its 4d sub level?

Eric Morgan

in Chemistry

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Brandon Scott on October 13, 2018

The answer is: zirconium (Zr).The atomic number of zirconium (Zr) is 40, which means that it has 40 protons and 40 electrons.The electronic configuration of the atom of zirconium:₄₀Zr 1s22s22p⁶3s23p⁶3d1⁰4s24p⁶4d25s2.Zirconium has four valence electrons, is in group 4 and 5.Zirconium is a lustrous, gray-white, strong transition metal.


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