15EN42T: Environmental Chemistry Public Health 4th Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Environmental Chemistry detail DTE Kar Diploma syllabus for Civil Engineering (Public Health Engg) (PH), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15EN42T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other public health 4th sem syllabus for diploma c15 scheme dte karnataka you can visit Public Health 4th Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for environmental chemistry is as follows.

Pre-requisites:

Knowledge of fundamental chemistry concepts.

Course Objectives:

1. To understand the principles, uses of various chemicals and their effects on the environment.
2. To bring into focus those aspects of chemistry those are particularly valuable for solving environmental problems.
3. To understand the specialised quantitative analysis with respect to water, air and soil.

Course Outcomes:

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UNIT-1 13 HOURS

INTRODUCTION:
Review of Chemistry fundamentals, Methods of Sampling Gravimetric & Volumetric analysis, Calorimetric methods of water analysis.

CHEMICAL EQUIVALENTS:
Atomic Structure, Types of Chemical bonds, Solutions of Equilibrium constants, Standard Solution, Equivalent weight, Normal Solution, Normality, Molarities, Lecheteliers Principle, Solubility Constant, Common ion effect.

ACIDS AND BASES:
Acid base equilibrium, pH Indicators, Buffers, Hardness of water.

UNIT-2 07 HOURS

OXIDATION AND REDUCTION:
Electrochemistry, Electrometric pH measurements, Different types of electrodes used and their significance, Electrode conductivity, Specific conductance, Oxidation reduction potential.

COLORIMETRIC ANALYSIS:
Lamberts & beers law, photoelectric colorimeters, Spectrophotometers, Colour comparison tubes, calibration & use, Flame Photometers.

UNIT-3 10 HOURS

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UNIT-4 08 HOURS

COLLOIDAL CHEMISTRY:
Meaning & Size, Types of colloids- Lyophillic colloids & Lyophobic colloids, Properties of colloids, Colloidal dispersions in liquids, Colloidal dispersions in air, Differences between colloids and crystalloids. Zeta potential,

BIO CHEMISTRY:
Meaning of enzymes and their importance, Effect of temperature on aerobic & anaerobic bio chemical processes, Effects of pH on biochemical reactions.

UNIT-5 08 HOURS

RADIO CHEMISTRY:
Isotopes nature of radiation, Units of radio activity, Atomic transactions & Artificial radioactivity, Nuclear fission, & Nuclear fusion, Use of radioactive materials on tracers, Properties of alpha, beta and gamma radiations.

OSMOSIS AND DIALYSIS:
Definition & application of osmosis and dialysis.

UNIT-6 06 HOURS

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Suggested List of Student Activities:

Note: The topic should be related to the course in order to enhance his knowledge, practical skill & and lifelong learning, communication, modern tool usage. The following activities or similar activities for assessing CIE (IA) for 5 mark (Any one). Students are suggested to take up the following activities individually or in group not exceeding 5 students.

1. Explain why the formula of sodium chloride is Nacl and the formula of calcium chloride is CaCl2.
2. Both, oxygen and Diamond have same kind of bond, but they have really different properties. Look for their properties in the Internet and explain why they are so different.
3. How do engineers use acids and bases?
4. What metals are used most commonly to make expensive jewelry? Where are they found on the activity series? Why are these metals preferred for precious jewelry?
5. Difference between oxidation and reduction?
6. How can a light beam that passes through a sample of a given solution help determine its concentration?
7. Identify and collect different adsorption and absorption material available in our environment.
8. Calculate COD of a sample of water if 30 mL of the sample consumed 2.8 mL of 0.2 N potassium dichromate solutions?
9. The permanganate method was the oldest method commonly used in the water industry for COD determination. Nowadays, the dichromate procedure is most widely used instead of permanganate method. Explaining why it is so?
10. How do greenhouse gases keep us warm?
11. As the earth warms, more water vapour is introduced into the atmosphere. Explain briefly how this can be viewed as both negative and a positive feedback for global warming.

NOTE:

1. Students should select any one of the above or other topics relevant to the subject approved by the concerned faculty, individually or in a group of 3 to
2. Students should mandatorily submit a written report and make a presentation on the topic. The task should not be repeated among students. Report will be evaluated by the faculty. Weightage for 5 marks Internal Assessment shall be as follows: (Unsatisfactory 1, Developing 2, Satisfactory 3, Good 4, Exemplary 5)
3. Reports should be made available along with bluebooks to IA verification officer

Text Books:

1. Chemistry for Environmental Engineers : Clair N Sawyer and Ferry& Mcarty
2. Environmental chemistry – A.K.De
3. Textbook -Environmental Chemistry: An Analytical Approach by Ken Overway.

e-Resources

-UNIT-1

1. https://www.chem.wisc.edu/deptfiles/genchem/sstutorial/FunChem.htm
2. http://www.rsc.org/learn-chemistry/resource/listing?searchtext=&filter=all&fSubject=SUB000B3270&fSubject=SUB000J0000
3. https://www.chem.wisc.edu/deptfiles/genchem/sstutorial/Text7/Tx71/tx71.html
4. http://www.chemguide.co.uk/physical/equilibria/kc.html
5. http://antoine.frostburg.edu/chem/senese/101/moles/faq/standard-solutions.shtml
6. http://www.chemguide.co.uk/physical/equilibria/lechatelier.html
7. http://www.chem.purdue.edu/gchelp/howtosolveit/Equilibrium/Solubility Products.htm
8. https://www.khanacademy.org/science/chemistry/acid-base-equilibrium/buffersolutions/v/common-ion-effect
9. http://chemwiki.ucdavis.edu/Physical Chemistry/Acids and Bases/Case Studies/Acid and Base Indicators/PH Indicators
10. http://www.chem.purdue.edu/gchelp/howtosolveit/Equilibrium/Buffers.htm
11. https://www.youtube.com/watch?v=2Fr0V9SZ6R8
12. http://www.funsci.com/fun3_en/acids/acids.htm#3

-UNIT-2

1. https://en.wikipedia.org/wiki/Electrochemistry
2. http://study.com/academy/lesson/redox-oxidation-reduction-reactions-definitions-and-examples.html
3. http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch9/redox.php
4. http://www.globalw.com/support/colorimeter.html
5. https://www.wardsci.com/www.wardsci.com/images/BeerLamb Colorimeter.pdf
6. http://www.lenntech.com/library/adsorption/adsorption.htm

-UNIT-3

1. http://www.nios.ac.in/media/documents/313courseE/L17.pdf
2. https://www.google.co.in/search?hl=en- IN&biw=1366&bih=659&site=webhp&q=absorption+and+adsorption+examples&revid=975330707&sa=X&ved=0CGAQ1QIoBGoVChMIxJWDytbkxwIVAlKO Ch1i8gBE# vlab.amrita.edu/?sub=3&brch=272&sim=1413&cnt=1

-UNIT-4

1. http://mysite.du.edu/~jcalvert/phys/colloid.htm
2. http://chemistry-desk.blogspot.in/2012/10/difference-between-lyophilic-and.html
3. http://old.iupac.org/reports/2001/colloid 2001/manual of s and t/node33.html
4. http://www.malvern.com/en/products/measurement-type/zeta-potential/
5. http://biology.tutorvista.com/biomolecules/enzymes.html
6. https://en.wikibooks.org/wiki/Structural Biochemistry/Enzyme/Effects of pH o n enzyme activity
7. http://www.zzm.umcs.lublin.pl/Wyklad/FGFAng/7A.F.G.F.%20Colloids.Emuls.pdf

-UNIT-5

1. https://orise.orau.gov/reacts/guide/measure.htm
2. http://chem-guide.blogspot.in/2010/04/meaning-of-natural-and-artificial.html
3. http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch23/fission.php
4. http://www.askiitians.com/iit-jee-radioactive-decay-of-substances/properties-of-alphabeta-and-gamma-rays/

-UNIT-6

1. http://www.preservearticles.com/2012011120550/our-environment-is-divided-in-following-segments.html
2. http://cimss.ssec.wisc.edu/wxwise/homerbe.html
3. http://www.fraqmd.org/ozonechemistry.htm
4. http://hyperphysics.phy-astr.gsu.edu/hbase/thermo/grnhse.html
5. http://www.ncsu.edu/project/bio183de/Black/chemreview/chemreview reading/acid rain.html

Course Delivery:

• The course will be delivered through lectures and Power point presentations/ Video

Model Question Paper:

(CIE)

1. Compare Gravimetric and Volumetric analysis of Water. 3 MARKS
2. List different methods of sampling. 2 MARKS
2. Explain Colorimetric method of analysis. 5 MARKS

OR Explain the principles of Volumetric analysis.

3. Explain Le Chatelier’s principle. 5 MARKS
4. Explain Equilibrium constant? State the significance of equilibrium constant. 5 MARKS

OR Differentiate between ionic and co-valent bond.

Model Question Paper:

PART-A

1. State Le Chatelier’s principle
2. Explain in brief the atomic structure.
3. Explain Common Ion effects and its application.
4. Define Conductivity and specific conductivity of a solution
5. Explain the use of Spectrophotometers
6. Describe importance of DO
7. Illustrate colloidal dispersion in air.
8. Explain Isotopes with example.
9. Explain the applications of dialysis.
10. Explain importance of ozone layer.

PART-B

1. Describe Volumetric, colorimetric and gravimetric analysis.
1. Analyse the significance of buffer solution in environmental engineering.
2. Demonstrate the causes for temporary hardness and permanent hardness.
3. Describe the working principle of Flame photometer with a neat sketch.
4. Distinguish between adsorption and absorption.
5. Explain nitrogen cycle in the atmosphere with a neat sketch.
6. Distinguish between colloids and crystalloids with examples.
7. Explain the properties of Alpha, Beta and Gamma radiations.
1. Describe half life period.
2. Explain osmosis with example.
9. Illustrate with neat sketch artificial radioactivity.
10. Describe Greenhouse effect and its impact on Environment.

For detail syllabus of all other subjects of BE Public Health, C15 scheme do visit Public Health 4th Sem syllabus for C15 scheme.

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