Chemistry Subsidiary B.Sc. 2nd Year Notes
Previous Year Questions
Group –A (2013)
1.a. What is Entropy ?
b.Describe Carnot Cycle.
c.State and Explain 2nd law of thermodynamics.
2. write short notes on:
a. Ostwald’s Dilution law
b. Buffer Solution and its application
c. Transport Number and its determination
3. Differentiate between the followings:
a. Autocatalyst and Promoter
b. Threshold Energy and Activation Energy
Group –B (2013)
1.Name the following as per IUPAC:
a.[CoCl2(NH3)6]Cl
b. K[PtBrCl(NO2)(NH3)]
c. K2[Fe(CN)6]
d. [CoCl(NH3)5]+2
e.[Ag(NH3)2]Cl
2.a. Differentiate between:
i. High Spin Complex and Low Spin Complex
ii. Primary Valency and Secondary Valency
b.Write down the electronic configuration of Ni+2 and Cr+3 and count the number of unpaired electron.
3.Write notes on the following:
a.Nuclear Binding Energy
b.Group Displacement Law
c.Magic Number
1.a. What is Entropy ?
b.Describe Carnot Cycle.
c.State and Explain 2nd law of thermodynamics.
2. write short notes on:
a. Ostwald’s Dilution law
b. Buffer Solution and its application
c. Transport Number and its determination
3. Differentiate between the followings:
a. Autocatalyst and Promoter
b. Threshold Energy and Activation Energy
Group –B (2013)
1.Name the following as per IUPAC:
a.[CoCl2(NH3)6]Cl
b. K[PtBrCl(NO2)(NH3)]
c. K2[Fe(CN)6]
d. [CoCl(NH3)5]+2
e.[Ag(NH3)2]Cl
2.a. Differentiate between:
i. High Spin Complex and Low Spin Complex
ii. Primary Valency and Secondary Valency
b.Write down the electronic configuration of Ni+2 and Cr+3 and count the number of unpaired electron.
3.Write notes on the following:
a.Nuclear Binding Energy
b.Group Displacement Law
c.Magic Number
Group –A (2014)
1. a. State and explain the hess’s law of constant heat summation.
b. Describe J.T.experiment and deduce μJT for ideal gas.
2. Write notes on the following:
a. Theory of indicators
b. Kohlrausch law
c. inhibitors
3. a. Define CP and CV thermodynamically
b. State and explain the first law of thermodynamics
c. Establishe the relationship between CP and CV.
Group –B (2014)
1.Name the following complexes:
a.K4[Fe(CN)6]
b. [Cr(NH3)3(ONO)Cl2]H2O
c. K3[Fe(C2O4N)3]
d. [Ag(NH3)]Cl
e. [Ni(Hdmg)2]
2. a. Explain the Inner Complexes and their uses.
b. Explain the chelate effect.
c. Give the Sidwick and Powell theory of complexes.
3. Write short notes on the following:
a. Isotope Exchange Reaction
b. Nuclear Fission.
1. a. State and explain the hess’s law of constant heat summation.
b. Describe J.T.experiment and deduce μJT for ideal gas.
2. Write notes on the following:
a. Theory of indicators
b. Kohlrausch law
c. inhibitors
3. a. Define CP and CV thermodynamically
b. State and explain the first law of thermodynamics
c. Establishe the relationship between CP and CV.
Group –B (2014)
1.Name the following complexes:
a.K4[Fe(CN)6]
b. [Cr(NH3)3(ONO)Cl2]H2O
c. K3[Fe(C2O4N)3]
d. [Ag(NH3)]Cl
e. [Ni(Hdmg)2]
2. a. Explain the Inner Complexes and their uses.
b. Explain the chelate effect.
c. Give the Sidwick and Powell theory of complexes.
3. Write short notes on the following:
a. Isotope Exchange Reaction
b. Nuclear Fission.
Group –A (2015)
1. a. what is Gibbs Free Energy.
b. Describe Carnot Cycle.
c. State and explain the 2nd law of thermodynamics.
2. write notes on:
a. Ostwald’s Dilution law
b. Buffer Solution and its mechanism of action
c. Transport Number and its determination
3. Differentiate between the following:
a. Autocatalyst and Promoters
b. Threshold Energy and Activation Energy
Group –B (2015)
1.Name the following as per IUPAC:
a.[Co(ONO)(NH3)5]SO4
b. K[BF4]
c. [Cr(NH3)6]Cl
d. [Co(NCS)4]
e. Na[Co(CO)4]
2. a. What is high spin and low spin complexes ?
b. What is Primary and Secondary Valency ? Explain.
c. write down the electronic configuration of Fe+2 and Cr+3 ion.
3. Write notes on:
a. Packing Fraction
b. Group Displacement Law
c. Nuclear Fission
1. a. what is Gibbs Free Energy.
b. Describe Carnot Cycle.
c. State and explain the 2nd law of thermodynamics.
2. write notes on:
a. Ostwald’s Dilution law
b. Buffer Solution and its mechanism of action
c. Transport Number and its determination
3. Differentiate between the following:
a. Autocatalyst and Promoters
b. Threshold Energy and Activation Energy
Group –B (2015)
1.Name the following as per IUPAC:
a.[Co(ONO)(NH3)5]SO4
b. K[BF4]
c. [Cr(NH3)6]Cl
d. [Co(NCS)4]
e. Na[Co(CO)4]
2. a. What is high spin and low spin complexes ?
b. What is Primary and Secondary Valency ? Explain.
c. write down the electronic configuration of Fe+2 and Cr+3 ion.
3. Write notes on:
a. Packing Fraction
b. Group Displacement Law
c. Nuclear Fission
Group –A (2016)
1. a. State and explain the first law of thermodynamics. What are its limitations?
b. Differentiate between Isothermal and Adiabatic Process.
c. Define CP and CV.
2. Explain (Any Three):
a. Hess’s Law
b. Carnot Cycle
c. Enthalpy of Neutralization
d. Buffer Solution
3. a. Derive an expression for the Rate Constant of a first order reaction.
Shows that Half Life period of a first order reaction is independent of initial concentration.
b. Explain the terms involved in Phase Rule.
Group –B (2016)
1.a. How does complex compound differ from double salt ? explain with suitable example.
b.CN- is stronger ligand than F- while F- is a stronger ligand than NH3, Explain.
2.a. K3[Fe(CN)6] is an inner orbital complex while K3[FeF6] is an outer orbital complex.
c.Write the magnetic properties and complex formation properties of d- block elements.
3.Write notes on the following: (Any Three):
a.Isotope Exchange Reaction
b.b. Nuclear Fission and Nuclear Fusion
c.uses of EDTA in volumetric estimation of metal ion.
1. a. State and explain the first law of thermodynamics. What are its limitations?
b. Differentiate between Isothermal and Adiabatic Process.
c. Define CP and CV.
2. Explain (Any Three):
a. Hess’s Law
b. Carnot Cycle
c. Enthalpy of Neutralization
d. Buffer Solution
3. a. Derive an expression for the Rate Constant of a first order reaction.
Shows that Half Life period of a first order reaction is independent of initial concentration.
b. Explain the terms involved in Phase Rule.
Group –B (2016)
1.a. How does complex compound differ from double salt ? explain with suitable example.
b.CN- is stronger ligand than F- while F- is a stronger ligand than NH3, Explain.
2.a. K3[Fe(CN)6] is an inner orbital complex while K3[FeF6] is an outer orbital complex.
c.Write the magnetic properties and complex formation properties of d- block elements.
3.Write notes on the following: (Any Three):
a.Isotope Exchange Reaction
b.b. Nuclear Fission and Nuclear Fusion
c.uses of EDTA in volumetric estimation of metal ion.
Group –A (2017)
1. a. State and explain the 2nd law of thermodynamics.
b. Describe a method of determination of order of reaction.
c. Explain the followings:
i. Enthalpy of Formation
ii. Joule- Thomson Effect
2. a. Explain the followings:
i. Triple Point
ii. Degree of freedom
iii. Principle of Steam Distillation
b. Describe Phase Diagram of Water system.
3. a. Explain the effect of catalyst on the reaction rate.
b. Write notes on the followings:
i. Autocatalystvii. Promoter
iii. Inhibitor
iv. Industrial Catalyst.
Group –B (2017)
1.a. Explain Werner's Theory.
b.Explain Sidwick rule of EAN of coordination compounds with suitable example.
c.On the basis of VBT explain the hybridization of the following:
[Co(NH3)6]+2 and [Fe(CN)6]-4
2.Write notes on the following:
a.Radioactive equilibrium
b.Artificial radioactivity
c.Moderators
3.a. explain “Chelates” and “Inner complexes” with suitable example.
c. Discuss the following characteristic properties of d- block elements:
i.Oxidizing and reducing properties
ii.Complex forming tendency of ions with respect to Coordination Number 4 and 6
1. a. State and explain the 2nd law of thermodynamics.
b. Describe a method of determination of order of reaction.
c. Explain the followings:
i. Enthalpy of Formation
ii. Joule- Thomson Effect
2. a. Explain the followings:
i. Triple Point
ii. Degree of freedom
iii. Principle of Steam Distillation
b. Describe Phase Diagram of Water system.
3. a. Explain the effect of catalyst on the reaction rate.
b. Write notes on the followings:
i. Autocatalystvii. Promoter
iii. Inhibitor
iv. Industrial Catalyst.
Group –B (2017)
1.a. Explain Werner's Theory.
b.Explain Sidwick rule of EAN of coordination compounds with suitable example.
c.On the basis of VBT explain the hybridization of the following:
[Co(NH3)6]+2 and [Fe(CN)6]-4
2.Write notes on the following:
a.Radioactive equilibrium
b.Artificial radioactivity
c.Moderators
3.a. explain “Chelates” and “Inner complexes” with suitable example.
c. Discuss the following characteristic properties of d- block elements:
i.Oxidizing and reducing properties
ii.Complex forming tendency of ions with respect to Coordination Number 4 and 6
