Anna University Syllabus
Engineering Chemistry II
( Common to all branches )
Unit-1 Electrochemistry
Electrochemical cells – reversible and irreversible cells – EMF –Measurement of emf - Single electrode potential – Nernst equation – reference electrode – Standard hydrogen electrode – calomel electrode – Ion selective electrode – Glass electrode and measurement of pH – electrochemical series – significance – potentiometer titrations and conductometric titrations.
Unit-2 Corrosion and Corrosion control
Chemical corrosion – Pilling – Bedworth rule - electrochemical corrosion – different types – galvanic corrosion – differential aeration corrosion – factors influencing corrosion – corrosion control – sacrificial anode and impressed cathodic current methods – corrosion inhibitors – protective coatings – paints – constituents and functions – metallic coatings – electro plating and electroless plating.
Unit -3 Fuels and combustion
Calorific value – Classification – coal – proximate and ultimate analysis metallurgical coke – manufacture otto- Hoffmann method – petroleum processing and fractions – cracking – catalytic cracking and methods – knocking – octane number and centane number – synthetic petrol – Fischer tropsch and Bergius processes – gaseous fuels – Water gas, producer gas, CNG and LPG, Fuel gas analysis – orstat apparatus – theoretical air of combustion.
Unit-4 Phase rule and alloys
Statement and explanation of terms involved – one component system – water system – Condensed phase rule – construction of phase diagram by thermal analysis – simple eutectic systems – alloys – importance, ferrous alloys – Nichrome and stainless steel – heat treatment of steel, non- ferrous alloys – brass and bronze.
Unit-5 Analytical techniques
Beer – lambert’s law ( Problem) – UV visible spectroscopy and IR spectroscopy – principles – instrumentation ( Problem , Block diagrams only ) – estimation of iron by colorimetry – flame photometry – principle – instrumentation ( block diagrams only) – estimation of sodium by flame photometry – atomic absorption spectroscopy – principles – instrumentation ( block diagrams only) – estimation of nickel by absorption spectroscopy.