1. Physical chemistry
    2. 1. The solid state
    2. Language of Chemistry
    3. Gaseous and Liquid states
    4. Stoichiometry
    5. Solutions
    6. Structure of Atom
    7. Chemical equilibrium
    8. Nuclear chemistry (Radioactivity)
    9. Ionic equilibrium
    10. Chemical Bonding
    11. Chemical kinetics
    12. Concepts of Acids, Bases and Salts
    13. Surface catalysis and Colloids
    14. Redox reactions
    15. Chemical energetics
    16. Volumetric analysis
    17. Electrochemistry
  2. Inorganic chemistry
    3. 18. Introduction
    19. Periodic table
    20. Hydrogen and its compounds
    21. General aspects of Metallergy
    22. Alkali metals
    23. Alkaline metals
    24. Boron family
    25. Carbon family
    26. Nitrogen family
    27. Oxygen family
    28. Fluorine family
    29. Inert gases
    30. Transition metals
    31. Coordination compounds
    32. Analytical chemistry
  3. Organic chemistry
    4. 33. Purification and analysis of organic compounds
    34. Nomenclature of Organic compounds
    35. Reaction Mechanisms
    36. Hydrocarbons
    37. Haloalkanes (Alkyl halides)
    38. Alcohol, Phenol and Ether
    39. Aldehyde and Ketones
    40. Carboxylic acids
    41. Compounds conatining Nitrogen
    42. Polymers
    43. Chemistry in daily life
Organic chemistry
35. Reaction Mechanisms
1. NH4CNO → NH2CONH2. This reaction is an example of

[BPKIHS 2011]

  • Elimination reaction
  • Rearrangement reaction
  • Sublimation reaction
  • Condensation
2. Resonance (mesomeric effect) occurs due to

[BPKIHS 2002]

  • Delocalization of σ electrons
  • Delocalization of π electrons
  • Migration of H-atoms
  • Migration of protons
3. Which of the following groups exert +I effect?

[IOM 2008]

  • -CH3
  • -Cl
  • -COOH
  • -NO2
4. An alkyl halide can be converted into alcohol by

[IOM 2008, IOM 2004]

  • Addition
  • Elimination
  • Substitution
  • Dehydrogenation
5. Nitration in benzene is

[MOE 2008]

  • Electrophilic substitution
  • Nucleophilic substitution
  • Displacement reaction
  • Electrophilic addition
6. Which of the following is the strongest acid?

[MOE - Curriculum]

  • FCH2COOH
  • ClCH2COOH
  • BrCH2COOH
  • ICH2COOH
7. The temporary effect in which bond pair of electrons and double bonds are shifted completely is called

[KU 2008]

  • Electromeric effect
  • Mesomeric effect
  • Inductive effect
  • Hyperconjugation
8. Delocalization of electrons in a π bond is

[IOM 2008]

  • Hyperconjugation
  • Resonance
  • Electromeric effect
  • Inductive effect
9. Nitrobenzene forms aniline by

[IOM 2002]

  • Addition reaction
  • Reduction reaction
  • Substitution reaction
  • All
10. Covalent bond undergoes homolysis resulting in formation of

[MOE]

  • Carbonium ion
  • Carbanion
  • Odd electron molecule
  • Charged species
11. The shortest bond length is in

[I.E.]

  • Ethylene
  • Ethane
  • Benzene
  • Acetylene
12. Which of the following is electrophile?

[MOE 2053]

  • NH3
  • H2O
  • CN-
  • SO3