MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistryd and f Block elementsPrevious Year Questions
Sc (Z = 21) is a transition element but Zn (Z = 30) is not because (NEET 2013)
A.both Sc3+ and Zn2+ ions are
B.in case of Sc, 3d orbitals are partially filled but in
C.last electron is assumed to be added to 4s level in
D.both Sc and Zn do not exhibit variable oxidation
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