UPSC Combined Geo-Scientist

• Errors in quantitative analysis · 17.5 Errors in chemical analysis: accuracy, precision, standard deviation, Q-test, t-test, F-testFreeOpen
• Separation methods · 17.6 Chromatography (HPLC, GLC, TLC, ion exchange) and solvent extractionFreeOpen
• Spectroscopic methods of analysis · 13.1 UV spectroscopy and Woodward–Fieser rules · 13.8 Spectroscopic instruments: UV–vis, IR, Beer–Lambert, AAS and flame emission · 13.5 Structure from combined spectra: IR, NMR and mass · 13.2 Infrared spectroscopy: group frequencies, carbonyl stretching and hydrogen bonding · 13.3 ¹H and ¹³C NMR: chemical shift, spin–spin coupling and coupling constants · 13.4 Mass spectrometry: molecular ion, metastable peak and McLafferty rearrangementFreeOpen 13.1Open 13.8Open 13.5Open 13.2Open 13.3Open 13.4
• Thermal methods of analysis · 17.8 Thermal methods: thermogravimetry (TG), DTG and DTA, with Ca and Mg analysisFreeOpen
• X-ray methods of analysis · 13.9 X-ray methods (XRD, XRF) and ICP-OES / ICP-MSFreeOpen
• Inductively coupled plasma spectroscopy · 13.9 X-ray methods (XRD, XRF) and ICP-OES / ICP-MSFreeOpen
• Analysis of geological materials · 17.7 Analysis of ores, alloys, petroleum, coal and cokeFreeOpen
• Unstable, uncharged intermediates · 2.6 Molecular rearrangements · 2.3 Reactive intermediates: carbocations, carbanions, radicals, carbenes, nitrenes, benzyneFreeOpen 2.6Open 2.3
• Addition reactions · 9.1 Polymers: polymerisation, Ziegler–Natta and molar mass · 2.4 Addition to C=C and C≡C: Markovnikov, stereochemistry, dienes · 2.10 Stereochemistry and conformational analysis: R/S, E/Z, Fischer and Newman projections, cyclohexaneFreeOpen 9.1Open 2.4Open 2.10
• Reactions at the carbonyl group · 2.6 Molecular rearrangements · 7.1 Carbonyl additions and condensationsFreeOpen 2.6Open 7.1
• Oxidation and reduction · 11.1 Reagents for oxidation, reduction and hydroborationFreeOpen
• Electrocyclic reactions · 8.1 Pericyclic reactions · 12.1 Organic photochemistry: Norrish reactionsFreeOpen 8.1Open 12.1
• Spectroscopic methods of analysis · 13.5 Structure from combined spectra: IR, NMR and massFreeOpen

Free to read: 2.10 Stereochemistry and conformational analysis: R/S, E/Z, Fischer and Newman projections, cyclohexane, 13.9 X-ray methods (XRD, XRF) and ICP-OES / ICP-MS, 13.8 Spectroscopic instruments: UV–vis, IR, Beer–Lambert, AAS and flame emission, 13.1 UV spectroscopy and Woodward–Fieser rules, 17.8 Thermal methods: thermogravimetry (TG), DTG and DTA, with Ca and Mg analysis, 13.5 Structure from combined spectra: IR, NMR and mass, 11.1 Reagents for oxidation, reduction and hydroboration, 2.3 Reactive intermediates: carbocations, carbanions, radicals, carbenes, nitrenes, benzyne, 9.1 Polymers: polymerisation, Ziegler–Natta and molar mass, 8.1 Pericyclic reactions, 12.1 Organic photochemistry: Norrish reactions, 13.3 ¹H and ¹³C NMR: chemical shift, spin–spin coupling and coupling constants, 2.6 Molecular rearrangements, 13.4 Mass spectrometry: molecular ion, metastable peak and McLafferty rearrangement, 13.2 Infrared spectroscopy: group frequencies, carbonyl stretching and hydrogen bonding, 17.5 Errors in chemical analysis: accuracy, precision, standard deviation, Q-test, t-test, F-test, 17.6 Chromatography (HPLC, GLC, TLC, ion exchange) and solvent extraction, 7.1 Carbonyl additions and condensations, 17.7 Analysis of ores, alloys, petroleum, coal and coke, 2.4 Addition to C=C and C≡C: Markovnikov, stereochemistry, dienes. Each note is one set for Civil Services, IFoS and Geo-Scientist. More topics follow, and each release is announced on Telegram. All VKC notes