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Write structures of compounds A and B of the following reaction : 

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Important Terms Pertaining to Coordination Compounds

A colloidal sol is prepared by the given method in the figure. What is the charge on hydrated ferric oxide colloidal particles formed in the test tube? How is the solution represented? 

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Properties of Colloidal Solutions

How does chemisorption vary with temperature?

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Types of Adsorption

Answer the following question.
Write IUPAC name of the complex [Pt(en)2CI2]. Draw structures of geometrical isomers for this complex.

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Isomerism in Coordination Compounds >> Stereoisomerism

Write the hybridization and magnetic character of the following complexes:
[Fe(H2O)6]2+
(Atomic no. of Fe = 26)

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Magnetic Properties of Coordination Compounds

Write the hybridization and magnetic character of the following complexes:
[Fe(CO)5]
(Atomic no. of Fe = 26)

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Magnetic Properties of Coordination Compounds

A colloidal sol is prepared by the given method in the figure. What is the charge on hydrated ferric oxide colloidal particles formed in the test tube? How is the sol represented?

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Properties of Colloidal Solutions

How does chemisorption vary with temperature?

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Types of Adsorption

Why dextro and laevo rotatory isomers of Butan-2-ol are difficult to separate by fractional distillation?

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Isomerism in Coordination Compounds

Why are low spin tetrahedral complexes not formed?

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Crystal Field Theory (CFT)

[Ni(H2O)6]2+ (aq) is green in colour whereas [Ni(H2O)4 (en)]2+ (aq)is blue in colour, give reason in support of your answer.

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Crystal Field Theory (CFT)

Write the formula and hybridization of the following compound:

tris(ethane-1, 2–diamine) cobalt(III) sulphate

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Werner’s Theory of Coordination Compounds

In a coordination entity, the electronic configuration of the central metal ion is t2g3 eg1

Is the coordination compound a high spin or low spin complex?

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Valence Bond Theory (VBT)

In a coordination entity, the electronic configuration of the central metal ion is t2g3 eg

Draw the crystal field splitting diagram for the above complex.

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Crystal Field Theory (CFT)

Account for the following:

Ti(IV) is more stable than the Ti (II) or Ti(III).

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Importance and Applications of Coordination Compounds

The CFSE of [CoCl6]3– is 18000 cm–1 the CFSE for [CoCl4] will be ______.

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Crystal Field Theory (CFT)

The number of ions formed on dissolving one molecule of FeSO4.(NH4)2SO4.6H2O in water is ______.

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Concept of Coordination Compounds

Using Valence bond theory, explain the following in relation to the paramagnetic complex [Mn(CN)6]3− 

  1. type of hybridization
  2. magnetic moment value
  3. type of complex – inner, outer orbital complex
Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Valence Bond Theory (VBT)

What are Homoleptic complexes?

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Important Terms Pertaining to Coordination Compounds

Why chelate complexes are more stable than complexes with unidentate ligands?

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Important Terms Pertaining to Coordination Compounds
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CBSE Science (English Medium) कक्षा १२ Important Questions
Important Questions for CBSE Science (English Medium) कक्षा १२ Biology
Important Questions for CBSE Science (English Medium) कक्षा १२ Chemistry
Important Questions for CBSE Science (English Medium) कक्षा १२ Computer Science (C++)
Important Questions for CBSE Science (English Medium) कक्षा १२ Computer Science (Python)
Important Questions for CBSE Science (English Medium) कक्षा १२ English Core
Important Questions for CBSE Science (English Medium) कक्षा १२ English Elective - NCERT
Important Questions for CBSE Science (English Medium) कक्षा १२ Entrepreneurship
Important Questions for CBSE Science (English Medium) कक्षा १२ Geography
Important Questions for CBSE Science (English Medium) कक्षा १२ Hindi (Core)
Important Questions for CBSE Science (English Medium) कक्षा १२ Hindi (Elective)
Important Questions for CBSE Science (English Medium) कक्षा १२ History
Important Questions for CBSE Science (English Medium) कक्षा १२ Informatics Practices
Important Questions for CBSE Science (English Medium) कक्षा १२ Mathematics
Important Questions for CBSE Science (English Medium) कक्षा १२ Physical Education
Important Questions for CBSE Science (English Medium) कक्षा १२ Physics
Important Questions for CBSE Science (English Medium) कक्षा १२ Political Science
Important Questions for CBSE Science (English Medium) कक्षा १२ Psychology
Important Questions for CBSE Science (English Medium) कक्षा १२ Sociology
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