Engineering Chemistry (EC)
BT-101-
Unit 1Water – Analysis, Treatments and Industrial Applications
Sources of water · Impurities in water · Hardness and its units · Determination of hardness by EDTA method · Alkalinity determination and related numerical problems
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Unit 2Boiler Problems & Softening Methods
Boiler troubles: sludge and scale · Boiler troubles: priming and foaming · Boiler corrosion and caustic embrittlement · Softening methods: lime‑soda process · Softening methods: zeolite process · Softening methods: ion‑exchange process · Related numerical problems
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Unit 3Lubricants and Lubrication
Introduction to lubrication · Mechanism of lubrication · Classification of lubricants · Viscosity and viscosity‑index determination · Flash and fire points · Cloud and pour points · Aniline point · Acid number · Saponification number · Steam‑emulsification number · Related numerical problems
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Unit 4Polymer & Polymerisation
Introduction to polymers · Types of polymerisation · Classification of polymers · Mechanism of polymerisation: free‑radical · Mechanism of polymerisation: ionic · Thermoplastic and thermosetting polymers · Biodegradable polymers · Properties and uses of PVC · Properties and uses of PMMA · Properties and uses of Teflon · Properties and uses of Nylon 6 and Nylon 6:6 · Properties and uses of polyester‑phenol‑formaldehyde · Properties and uses of urea‑formaldehyde · Properties and uses of Buna N and Buna S · Vulcanisation of rubber
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Unit 5Phase Equilibrium and Corrosion
Phase diagram of single‑component system (water) · Phase diagram of binary eutectic system (Cu‑Ag) · Corrosion types, mechanisms and prevention
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Unit 6Spectroscopic Techniques and Applications
Principles of spectroscopic techniques · Instrumentation and applications · Electronic spectroscopy · Vibrational spectroscopy of diatomic molecules · Rotational spectroscopy of diatomic molecules
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Unit 7Periodic Properties
Effective nuclear charge · Orbital‑energy variations (s, p, d, f) · Electronic configuration · Atomic and ionic sizes · Electron affinity and electronegativity · Polarizability · Oxidation states