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What is the effect of temperature on chemisorption ?

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

Why is adsorption always exothermic?

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

Explain what is observed when an electric current is passed through a colloidal sol?

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

Explain [Co(NH3)6]3+ is an inner orbital complex, whereas [Ni(NH3)6]2+ is an outer orbital complex.

[At. No.: Co = 27, Ni = 28]

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

What is meant by unidentate ligand?

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

Using IUPAC norms, write the formula for the following:

Potassium tetrachloridopalladate(II)

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Nomenclature of Coordination Compounds - Formulas of Mononuclear Coordination Entities

Using IUPAC norms, write the formula for the following: 

Hexaamminecobalt (III) sulphate

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Nomenclature of Coordination Compounds - Formulas of Mononuclear Coordination Entities

Using IUPAC norms, write the systematic name of the following:

[Co(NH3)4Cl(NO2)]Cl

Appears in 1 question paper
Chapter: [5] Coordination Compounds
Concept: Nomenclature of Coordination Compounds - Naming of Mononuclear Coordination Compounds

What is meant by the chelate effect?

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

What happens when PCl5 is heated? Write the equations involved.

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

Write one difference between Multimolecular colloid and Macromolecular colloid

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Preparation of Colloids

Write one difference between Multimolecular colloid and Macromolecular colloid

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Preparation of Colloids

Write one difference between Sol and Gel

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Preparation of Colloids

Write one difference between Sol and Gel

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Preparation of Colloids

Write one difference between O/W emulsion and W/O emulsion

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Preparation of Colloids

Write one difference between O/W emulsion and W/O emulsion

Appears in 1 question paper
Chapter: [5] Surface Chemistry
Concept: Preparation of Colloids

What type of isomerism is shown by the complex [Co(en)3]Cl3

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

Write the hybridisation and magnetic character of [Co(C2O4)3]3–.

(At. no. of Co = 27)

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

Write IUPAC name of the following Complex [Cr(NH3)3Cl3]

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

Complete the following reactions

NH3+3Cl2(excess) ---->

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