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CY2161 ENGINEERING CHEMISTRY 2 IMPORTANT QUESTION FOR 2013 EXAMS
UNIT I ELECTROCHEMISTRY
- Nernst equation, problems
- standard hydrogen electrode,
- calomel electrode;
- glass electrode and measurement of pH
- Conductometric titrations *
- Potentiometric titrations*
UNIT II CORROSION AND CORROSION CONTROL 9
- Corrosion – causes; Mechanisms - Chemical corrosion – Pilling – Bedworth rule – electrochemical corrosion (all is imp)
- Factors influencing corrosion
- Corrosion control –(Take a over read of all paints is more imp
- metallic coatings (electroplating (Au) and electroless plating (Ni)).
UNIT III FUELS AND COMBUSTION
- proximate and ultimate analysis
- Otto-Hoffmann method
- Petroleum processing and fractions
- catalytic cracking and methods
- Fischer Tropsch and Bergius processes
- water gas, producer gas,
- Flue gas analysis
- Orsat apparatus
UNIT IV PHASE RULE AND ALLOYS
- Statement and explanation of terms involved - one component system - water system
- construction of phase diagram by thermal analysis simple eutectic systems (lead-silver system)
- heat treatment of steel
- alloys(over read it)
UNIT V ANALYTICAL TECHNIQUES
- Beer-Lambert's law (problem) -
- UV-visible spectroscopy and IR spectroscopy -
- estimation of iron by colorimetry
- flame photometry
- atomic absorption spectroscopy (you studty this you can write answer for estimation of nickel )