MCQ-41
What is the hybridization of Fe in [Fe (CO)5]
A. sp³
B. dsp2
C. dsp³
D. d²sp³
Answer: C
MCQ-42
A “X” compound absorbs yellow colour light, it will look as
A. Violet
B. Red
C. Green
D. Yellow
Answer: A
MCQ-43
The geometry of the complexes depends upon the type of _______ taking place in the valence shell of the central metal atom.
A. Charge on a central metal
B. No. of ligands
C. Charge on Co-ordination sphere
D. Hybridization
Answer: D
MCQ-44
Which of the following is a bi-dentate ligand in the formation of complexes?
A. NH4+1
B. CO
C. N₂H4
D. NH3
Answer: C
MCQ-45
Paramagnetic behaviour of an atom, ion or molecule is due to the presence of
A. Number of valence shell electrons
B. Number of paired electrons
C. Number of unpaired electrons
D. Number of d-subshell electrons
Answer: C
