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PG TRB Chemistry 2019 - Unitwise questions and answers with explanations - unit 10 Questions from the tenth unit of the #PGTRB Chemistry 2019 with answers 1. Hypochromic shift leads to : 2. Increasing order of λmax of following compounds is : (a) 1, 3 butadiene, (b) 2, 3 dimethyl 1, 3 butadiene (c) 1, 3 cyclohexadiene (d) 1, 3 cyclopentadiene 3. Raman lines 4. Raman frequency 5. The temperature below which the single Mössbauer line splits into six lines because of sharp decrease in electron density at the nucleus is called : 6. Terene or Terylene is synthesized by polymerising : 7. Polymer class 8. Boron of borazine derivatives replaced with aluminium results in : 9. Polyphosphonitrilic Chlorides are represented as : PGTRB Unit 10 syllabus Theory and applications of the following spectroscopic methods; electonic spectra - UV-Visible spectra – IR spectra – Raman spectra – Laser – Raman spectra – NMR – WCR- ESR Spectra – Mossbauer spectroscopy – photoelectron spectroscopy Polymerisation reactions – Mechanism – stereochemical aspects. Types of polymers – organic and inorganic polymers – preparation – properties – structure – polystyrene – Polyvinylchloride – Polyesters – Nylon – Phenol resin – amino resins – epoxy resins. Phosphonitrilic compounds – silicons – Borazines applications of polymers. Unitwise questions from the PGTRB #Chemistry conducted in 2019 by TN TRB. PGTRB - Chemistry Syllabus download Link https://drive.google.com/file/d/1rUf8... PGTRB Chemistry 2019 Question paper with answers download link https://drive.google.com/file/d/18qt8... Polytechnic TRB - Chemistry Syllabus download Link https://drive.google.com/file/d/1t8T7... Answer key with necessary explanations are presented in this video series Subscribe to channel for more contents from Chemistry and competitive examinations Reference books for Polytechnic TRB Chemistry • Reference Books | Polytechnic TRB Chemistr... TRB Chemistry Playlist • TRB Chemistry PGTRB 2019 Chemistry QnA Playlist • PG TRB 2019 Chemistry Psychology Playlist : • PG TRB Education Psychology NEET 2019 Chemistry Playlist • NEET (UG) - 2019 Chemistry in English | P... Question of the day series • CE Question of the Day | April 2020 | Cogn... #PGTRB #Chemistry Classes are going on Follow us on Facebook for regular updates / 140542109895533 Join our whatsApp group link https://chat.whatsapp.com/BnpgGzbhetV... Join our telegram channel for free materials and books t.me/ChemistryCE For more details Contact : ஆற்றல் கல்வி மையம் Cognitive Edupoint Dharmapuri Phone/WhatsApp 9585141066 Email : [email protected] Facebook : CognitiveEdupoint Youtube : Cognitive Edupoint Telegram : @ChemistryCE