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IIS Univ
  • Admissions

    It is a University which is committed to excellence and overall development of the student...

  • Placements

    Excellent education not only imparts knowledge, but also paves the way for...

  • Life@IIS Univ

    Life @ IISU is nothing less than a kaleidoscope of myriad hues; complete with...

  • Academics

    Taking the age-old tradition of enlightenment through education forward,...

  • Research

    To stimulate curiosity and cater to the global needs of a dynamic education,...

  • About Us

    The IIS University, with its perfect amalgamation of innovation, inspiration...

IIS (Deemed to be University)

Gurukul Marg, SFS, Mansarovar, Jaipur 302020, (Raj.) India

Phone:- +91-141-2400160-61, 2397906-07,

Fax: 2395494,2781158, Toll Free No.: 1800 180 7750

Chemistry Laboratory V | Chemistry

Chemistry Laboratory V

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Paper Code: 
25CCHY313
Credits: 
02
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 

This course will enable the students to

· understand the fundamental principles of iodometric and iodimetric titrations.

· explain preparation and structural aspects of double salts.

 

Course Outcomes: 

Course

Learning Outcome

(at course level)

Learning and Teaching Strategies

Assessment Strategies

Course Code

Course

title

 

25CCHY313

 

 

Chemistry Laboratory V

(Practical)

 

CO54: Prepare simple coordination compounds.

CO55: Develop the analytical skills to carry out different types of iodometric and iodimetric estimations.

CO56: Compile and report the results efficiently, and develop communications skills.

CO57: Contribute effectively in course-specific interaction.

Approach in teaching:

Power point presentation, laboratory instructions and demonstrations.

 

 

Learning activities for the students:

Peer learning, hands-on-learning, interpretation of data, record

writing and learning through virtual labs.

Conduction of experiments, lab records, viva voce.

 

 

 

Unit I: 

Volumetric analysis: Iodo / Iodimetric Titrations

Theory: Basic principles of iodo and iodimetric titrations.

Experiments:

· Estimation of Cu(II) and K2Cr2O7 using sodium thiosulphate solution (Iodimetrically).

· Estimation of (i) arsenite and (ii) antimony in tartar-emetic (Iodimetrically).

· Estimation of available chlorine in bleaching powder (Iodometrically).

· Determination of percentage of copper in copper sulphate crystals (iodometrically).

 

 

 

Inorganic preparations

· Preparation of cuprous chloride, Cu2Cl2.

· Preparation of manganese(III) phosphate, MnPO4.H2O.

· Preparation of aluminium potassium sulphate KAl(SO4)2.12 H2O (potash alum) or chrome alum.

· Preparation of basic beryllium acetate, 3Be(CH3COO)2.BeO.

· Preparation of barium dithionate, BaS2O6.2H2O.

Essential Readings: 

1. Vogel’s Textbook of Quantitative Chemical Analysis, Sixth Edition; M. Thomas, B. Sivasankar, J. Mendham, R.C. Denney, J. D. Barnes; Pearson Education, New Delhi, 2009.

2. Advanced Practical Inorganic Chemistry, Twenty Third Edition; Gurdeep Raj , KrishnaPrakashan Media (P) Ltd, Meerut, 2013.

References: 

1. Advanced University Practical Chemistry, Volume I, First Edition; P.C. Kamboj; VishalPublishing Co, New Delhi, 2013.

 

e-Resources:

 

1. https://egyankosh.ac.in/bitstream/123456789/43333/1/Exp-8.pdf (available chlorine iodometrically)

2. https://www.spcmc.ac.in/wp-content/uploads/2021/02/Estimation-of-CuII-by-iodimetry.pdf   (Estimation of Cu(II))

3. https://www.coursehero.com/file/13727305/Chem225LabReport9-2/ (arsenit in tartaremetic)

4. https://egyankosh.ac.in/bitstream/123456789/15646/1/Unit-5.pdf ( Determination of percentage of copper)

5. https://www.youtube.com/watch?v=vpfc4qwsNfc (chrom alum)

6. https://www.selfstudys.com/books/cbse-lab-manual/english/12th/7-preparation-of-inorganic-compounds/7155 Inorganic Preparations)

 

 

Scheme of Examination

 

The duration of examination will be 5 hrs.

The following exercises will be set in the examination

Volumetric Analysis   35 marks

Inorganic preparations 20 marks

Viva 15 marks

Total 70 marks

 

Volumetric analysis

The exercise carries 35 marks. The distribution of marks will be as follows:

Five marks will be reserved for the preparation of solutions, neat methodical and systematic working of the candidate.The remaining 30 marks will be distributed as follows:

 

Theory 3 marks

Correct observation and proper recording 10 marks

Use of correct formula and calculation 7 marks

Result 10 marks

 

% Error

Marks

% Error

Marks

1.0

10

1.6

4

1.1

9

1.7

3

1.2

8

1.8

2

1.3

7

1.9

1

1.4

6

2.0

0

1.5

5

 

 
 

 

Inorganic preparation

This exercise carries 20 marks. Five marks are reserved for neat, methodical and systematic working. The exercise amongst the candidates will be allotted by lot. The yield, purity and proper presentation of the compound shall be taken into account while awarding marks.

 

Viva

Oral questions shall generally be asked over the work assigned to the candidate. The purpose is to findout as to what extent the candidate has understood the basic principles.

 

Academic Year: 
2025-2026
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