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Isomerism Chapter Class 11. We covered all the Isomerism Chapter Class 11 in this post for free so that you can practice well for the exam.
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Isomerism Chapter Class 11 for Students
The color observed in coordination compounds is explained by
a) Valence Bond Theory
b) Werner’s theory
c) Crystal Field Theory
d) Bohr’s theory
Option c – Crystal Field Theory
According to crystal field theory, the interaction between a metal ion and its ligands is
a) Magnetic
b) Electrostatic
c) Partially covalent
d) Covalent
Option b – Electrostatic
The splitting of degenerate d-orbitals due to repulsion between the metal and ligands is called
a) Resonance effect
b) Crystal field splitting
c) Inductive effect
d) Screening effect
Option b – Crystal field splitting
Dimethylglyoxime forms a colored complex with
a) Ag
b) Ni
c) Cr
d) Zn
Option b – Ni
In metal carbonyls, the metal–carbon bonds have
a) S-character
b) P-character
c) Both S and P-character
d) d-character
Option c – Both S and P-character
In metal carbonyl complexes, the Bonding involves
a) Carbon donating a lone pair to the metal
b) Metal donating an electron pair to carbon
c) Carbon first donates a lone pair to the metal, then the metal back-donates from its d-orbital to form a M–C π bond
d) Carbon donates electrons to metal, but the metal does not back-donate
Option c – Carbon first donates a lone pair to the metal, then the metal back-donates from its d-orbital to form a M–C π bond
Octacarbonyl cobalt has a structure where
a) One cobalt is surrounded by eight carbonyl groups
b) One cobalt is surrounded by another cobalt and seven carbonyl groups
c) Co–Co bond bridged by two CO groups
d) Two Co(CO)₅ units joined by a Co–Co bond
Option c – Co–Co bond bridged by two CO groups
The central metal in chlorophyll is
a) Zinc
b) Magnesium
c) Calcium
d) Sodium
Option b – Magnesium
We covered all the isomerism chapter Class 11 above in this post for free so that you can practice well for the exam.
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