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CBSE Class 11-science Answered

Out of the elements Cr(Z=24) Mg(Z=12) and Fe(Z=26) identify the element with five electrons in the 3d subshell.
Asked by ARATHI M | 08 Mar, 2013, 03:40: PM
Expert Answer

Cr (24) =1s2 2s2 2p6 3s2 3p6 4s1 3d5(electronic configuration)

so it contains 5 electrons in 3d subshell.
Answered by | 08 Mar, 2013, 06:55: PM
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