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Chemistry – Class 12 – Co-ordination Compounds – Haloalkanes & Haloarenes – Very Important Questions – Very Useful for Students studying in Classes 11 & 12 and appearing in Engineering & Other Entrance Examinations £2.38
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Chemistry – Class 12 – Co-ordination Compounds – Haloalkanes & Haloarenes – Very Important Questions – Very Useful for Students studying in Classes 11 & 12 and appearing in Engineering & Other Entrance Examinations
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Module
Chemistry - Classes 11 & 12
Institution
Chemistry - Classes 11 & 12
Chemistry – Class 12 – Co-ordination Compounds – Haloalkanes & Haloarenes – Very Important Questions – Very Useful for Students studying in Classes 11 & 12 and appearing in Engineering & Other Entrance Examinations
Q. State the postulates of Werner’s theory of co-ordination compounds.
Q. Explain linkage isomerism, Ionisation isomerism solvate isomerism with example.
Using VBT explain the electronic configuration, geometry and magnetic property of the
following complexes:
i)[Ni(CN)4]-2complex ion (Z for Ni=28).
ii)[NiCl4]-2 complex ion (Z for Ni=28).
iii)[CoF6]-3 complex ion (Z for Co=27).
iv)[Co(NH3)6]+3 complex ion (Z for Co=27).
Q.What are Homoleptic and heteroleptic complexes?Give one example for a heteroleptic complex.
Q.What are cationic and anionic Complexes?Give an example.
+
Q.Write the geometrical isomeric structures of [Co(NH3)4Cl2] . What is the coordination number of
cobalt in this complex.
Q.Give the facial and meridional isomeric structure of [Co(NH 3)3(NO2)3].
JI
Q.Draw geometrical isomers of [Fe(NH3)2(CN)4]-.
Q.Write the IUPAC name of K3[Cr(C2O4)3], [Co(en)3]Cl3(Practice IUPAC Names given in previous
year Question papers )
Q.What are ambidentate Ligands? Give an example.
Q.What is Ionisation isomerism?Give an example.
Q.What is Linkage isomerism?Give an example.
Q.What is Coordinate isomerism?Give an example.
LA
Q.What is solvate isomerism or hydrate isomerism?Give an example.
Q. What is crystal field splitting energy? Draw energy level diagram of CFT for Octahedral complex.
Q.Between t2g and eg sets of d- orbitals of a central metal in an Octohedral complex, which set
has higher energy?
Q. How is a metal-carbon pi- bond formed in metal carbonyls?
Q. Explain synergic effect in the formation of metal carbonyls.
Q.Write the structure of Mn2(CO)10.
Q.What type of characteristic bonds are present in M-C bonds in metal carbonyls?
A
Haloalkanes and Haloarenes
Q. Explain the SN1 mechanism of the conversion of tert-butyl bromide into ter-butyl alcohol.
Q. Explain SN2 mechanism of conversion of methyl chloride to methyl alcohol.
Q. Explain i) Wurtz reaction ii) Wurtz Fittig’s Reaction iii) Fittig’s Reaction.
B
Q. Explain i) Finkelstein reaction ii) Swart’s Reaction
Q. Explain the reaction of haloalkanes with i) Alc.KCN ii) Alc.AgCN iii) Alc.KOH iv) Aq.KOH
Q. What is racemisation?
Q. What are enantiomers?
Q. Zaitsev rule and example of 2-bromopentane
Q.Reaction of Alcohol with Thionyl chloride
Q.Chiral carbon, Enantiomers, Racemic mixture, racemisation ( Definition and one
example)
Q.Why Aryl halides are less reactive for nucleophilic substitution reaction?
Q.Friedal craft reactions of chlorobenzene .
Q.What is Grignard reagent and its formula
Q.What are Freons? What is its effect on environment.
Q.Write the structure of DDT.
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