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 of coordination compounds can be explained by
(A) Valance 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 the metal ion and ligand is
(A) Magnetic
(B) Electrostatic
(C) Partially covalent
(D) Covalent
Option b – Electrostatic
Repulsive forces between metal and ligand destroy the degeneracy of d-orbitals, the effect is called
(A) Resonance effect
(B) Crystal field splitting
(C) Inductive effect
(D) Screening effect
Option b – Crystal field splitting
Dimethyl glyoxime forms a colored complex with
(A) Ag
(B) Ni
(C) Cr
(D) Zn
Option b – Ni
In metal carbonyls metal carbonyl bonds possess
(A) S-character
(B) P-character
(C) Both S and P-character
(D) d-character
Option c – Both S and P-character
In metal carbonyls
(A) Carbon donates lone pair of electrons to the metal
(B) Metal donates e pair to carbon
(C) First carbon donates lone pair of electrons to metal and then metal donates electron pair from d-orbital to carbon to form an M-C pi bond
(D) Carbon donates electron pair to metal but metal does not donate to carbon
Option c – First carbon donates lone pair of electrons to metal and then metal donates electron pair from d-orbital to carbon to form an M-C pi bond
Octacarbonyl cobalt contains
(A) One cobalt surrounded by eight carbonyl groups
(B) One cobalt 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 Co-Co bond
Option c – Co-Co bond bridged by two CO groups
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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