HomeCHEMISTRYMODULE 4 ///1st year C-cycle:ENGINEERING CHEMISTRY (Chemistry:18CHE12/22)

MODULE 4 ///1st year C-cycle:ENGINEERING CHEMISTRY (Chemistry:18CHE12/22)

MODULE 4 NOTES:

CONTENTS OF MODULE 4
MODULE IV: Environmental Pollution and Water Chemistry

~ Environmental Pollution: Air pollutants: Sources, effects and control of primary air pollutants: Carbon monoxide, Oxides of nitrogen and sulphur, hydrocarbons, Particulate matter, Carbon monoxide, Mercury and Lead. Secondary air pollutant: Ozone, Ozone depletion (3 hrs) 

~Waste Management: Solid waste, e-waste & biomedical waste: Sources, characteristics & disposal methods (Scientific land filling, composting, recycling and reuse) (1 hr) 

~Water Chemistry: Introduction, sources and impurities of water; boiler feed water, boiler troubles with disadvantages -scale and sludge formation, boiler corrosion (due to dissolved O2, CO2 and MgCl2). Sources of water pollution, Sewage, Definitions of Biological oxygen demand (BOD) and Chemical Oxygen Demand (COD), determination of COD, numerical problems on COD. Chemical analysis of water: Sulphates (gravimetry) and Fluorides (colorimetry). Sewage treatment: Primary, secondary (activated sludge) and tertiary methods. Softening of water by ion exchange process. Desalination of sea water by reverse osmosis (4 hrs)
 (RBT Levels: L3) 




NOTE: these are  different notes from different authors /publications/ source.

  •         download notes-1 here(click below)  



 The above links are to CHEMISTRY module -4 notes 

notes-1 is divided into 2 parts ,for easier reading and understanding






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