The outermost electronic configuration of Cr is ___________.


  3d54s1
,
 
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The spin magnetic moment is given by the formula _____________.

μ = n(n+2) BM
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Colour exhibited by the transition element cations in the _________ of the absorbed wavelength.


complementary colour
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The property of paramagnetism is due to the presence of _________ electrons.


unpaired

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The d-block elements are also called _________.

transition elements
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