CBSE Class 12 Chemistry Coordination Compounds Question Bank Set B

Read and download free pdf of CBSE Class 12 Chemistry Coordination Compounds Question Bank Set B. Download printable Chemistry Class 12 Worksheets in pdf format, CBSE Class 12 Chemistry Unit 9 Coordination Compounds Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Chemistry Class 12 Assignments and practice them daily to get better marks in tests and exams for Class 12. Free chapter wise worksheets with answers have been designed by Class 12 teachers as per latest examination pattern

Unit 9 Coordination Compounds Chemistry Worksheet for Class 12

Class 12 Chemistry students should refer to the following printable worksheet in Pdf in Class 12. This test paper with questions and solutions for Class 12 Chemistry will be very useful for tests and exams and help you to score better marks

Class 12 Chemistry Unit 9 Coordination Compounds Worksheet Pdf

QUESTION BANK
Co-ordination compounds
 
1 Define the following:
 
(i) Co-ordination compounds ;
 
(ii) Ligand ; Ambidendate ligand ;
 
(iii) Co-ordination number
 
(iv) Oxidation number ;
 
(v) Denticity ;
 
(vi) Co-ordination polyhedron ;
 
(vii) Chelating agents
 
(viii) Chelate compounds;
 
(ix) Isomerism;
 
(x) CFSE;
 
(xi) Spectrochemical series
 
2 Write the IUPAC name and denticity of the following ligands:
MH3; H2O; NO; CO; X-; OH-; cyanide ion; nitrite ion; thiocyante ion; CO32-; SO42-;O2-; en; dien; trine;oxalate ion; dmg; EDTA3-; EDTA4-; o-phenanthroline; pyridine
 
3 Explain the following types of isomerism with suitable examples:
 
(i) Ionisation
 
(ii) co-ordination
 
(iii) linkage
 
(iv) hydrate
 
(v) cis-trans in square planar and octahedral complexes
 
(vi) facial and meridional
 
(vii) optical isomerism
 
4 Give the salient features of Werner’s theory of complexes. Mention two limitations.
 
5 On the basis of VB theory, explain the geometry and magnetic properties of the following complexes.
 
(i) [Cr (NH3)6]3+ ;
 
(ii) [Cr (H2O)6]3+;
 
(iii) [Fe(CN)6]3-;
 
(iv) [Co (NH3)6 ]3+;
 
(v) [CoF6]3- ;
 
(vi) [Ni(CO)4];
 
(vii) [Ni(CN)4]2- ;
 
(viii) [Cu(NH3)4]2+ ;
 
(ix) [PtCl4]2- ;
 
(x) [Pt(CN)4]2-
 
6 Give the salient features of Crystal field theory.
 
7 On the basis of CFT, explain formation of   a) octahedral complex   b) tetrahedral complex.
 
8 Explain the conditions under which a high/low spin octahedral complex would beformed.
 
9 Give reasons:
 
a) [Fe(H2O)6]2+ is a high spin complex while [Fe(CN)6]4- is a low spin complex.
 
b) Complexes of 3rd transition series are generally low spin complexes.
 
c) Complexes with 4-7 d electrons are more stable with strong ligands than with weak ligands.
 
d) [CoF6]3- is a high spin complex while [Co(NH3)6]3+ is a low spin complex.
 
e) Mn2+ is aq solution is colourless.
 
f) All tetrahedral complexes are of high spin.
 
g) [Co(H2O)6]3+ is pink while [CoCl4]2- is blue.
 
10 Explain the bonding in carbonyls with suitable examples:
 
11 Give the structure of
 
(i) [Ni(CO)4];
 
(ii) [Fe(CO)5];
 
(iii) [Mo (CO)6] ;
 
(iv) [Mn2 (CO)10] ;
 
(v) [Fe2(CO)9] ;
 
(vi) [Co2(CO)8
 
12 Give applications of complexes in
 
(i) biological systems
 
(ii) qualitative analysis
 
(iii) metallurgy
 
(iv) medicine
 
(v) organic synthesis
 
(vi) photography
 
(vii) catalyst
 
13 Explain the following terms:
 
(i) Crystal field splitting in an octahedral field
 
(ii) Spectrochemical series
 
14 For the complex [Fe(en)2Cl2]Cl, identify (Fe = 26), Identify
 
(i) The oxidation number of Fe
 
(ii) The magnetic behaviour of the complex
 
(iii) Hybridisation of Fe
 
(iv) The number of geometrical isomers possible
 
(v) Whether optical isomer is possible or not?
 
(vi) Name of the complex
 
15 Write three Shortcomings of valence bond theory:
 
16 Explain on the basis of valence bond theory that [Ni(CN)4]2– ion with square planar structure is diamagnetic and the [NiCl4]2– ion with tetrahedral geometry is paramagnetic.


Please click on below link to download CBSE Class 12 Chemistry Coordination Compounds Question Bank Set B

Unit 9 Coordination Compounds CBSE Class 12 Chemistry Worksheet

The above practice worksheet for Unit 9 Coordination Compounds has been designed as per the current syllabus for Class 12 Chemistry released by CBSE. Students studying in Class 12 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 12 Chemistry on a daily basis. All the latest practice worksheets with solutions have been developed for Chemistry by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 12 Chemistry students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 12 Chemistry to develop the Chemistry Class 12 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 12 Chemistry designed by our teachers. After solving these you should also refer to Class 12 Chemistry MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 12 Chemistry which you can use to further make yourself better in Chemistry.

Where can I download latest CBSE Practice worksheets for Class 12 Chemistry Unit 9 Coordination Compounds

You can download the CBSE Practice worksheets for Class 12 Chemistry Unit 9 Coordination Compounds for the latest session from StudiesToday.com

Are the Class 12 Chemistry Unit 9 Coordination Compounds Practice worksheets available for the latest session

Yes, the Practice worksheets issued for Unit 9 Coordination Compounds Class 12 Chemistry have been made available here for the latest academic session

Is there any charge for the Practice worksheets for Class 12 Chemistry Unit 9 Coordination Compounds

There is no charge for the Practice worksheets for Class 12 CBSE Chemistry Unit 9 Coordination Compounds you can download everything free

How can I improve my scores by solving questions given in Practice worksheets in Unit 9 Coordination Compounds Class 12 Chemistry

Regular revision of practice worksheets given on studiestoday for Class 12 subject Chemistry Unit 9 Coordination Compounds can help you to score better marks in exams

Are there any websites that offer free Practice test papers for Class 12 Chemistry Unit 9 Coordination Compounds

Yes, studiestoday.com provides all the latest Class 12 Chemistry Unit 9 Coordination Compounds test practice sheets with answers based on the latest books for the current academic session