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Explore the latest questions and answers in Polymer Compounding, and find Polymer Compounding experts. Butane. Kerosene oil prevents the contact of air and sodium and thus protects it from the [â¦] Methylamine. Impression with silicone B. Question.2. Academia.edu is a platform for academics to share research papers. Ans. # In primary impression, the stock tray should be _____ mm larger than ridge. solution of phenol & add few drops of neutral FeCl 3, then violet blue or green or red colour indicates the presence of phenolic gr. Viva Voce. Question 2: Who coined the term atom? fluid exuded from the impression seen as droplets on surface are called syneresis . No change. Contents1 Important Questions for CBSE Class 12 Chemistry â Coordination Compounds1.1 PREVIOUS YEARS QUESTIONS1.2 20151.3 Very Short Answer Type Question [1 Mark]1.4 Short Answer Type Questions [I] [2 Marks]1.5 Short Answer Type Questions [II] [3 Marks]1.6 20141.7 Very Short Answer Type Questions [1 Mark]1.8 Short Answer Type Questions [l] [2 Marks]1.9 20131.10 â¦ Q.2: What is the use of Vernier Scale? 5. Q.What is a radical? Get CBSE Class 10 Mathematics, Important 1 Mark Questions to prepare for board exams 2020. Carbohydrates are polyhydroxy aldehydes or polydroxy ketones or the compounds which yield these on hydrolysis. Getting a job in the field of organic chemistry needs you to be proficient in all these aspects. A quasi-exception would be carbon tetrachloride, which is an organic solvent. It is simple instrument by which length of an object can be measured accurately up to one-tenth of a millimeter or one-hundredth of a centimeter. 4. Resources. Compound Interest MCQ is important for exams like Banking exams,IBPS,SCC,CAT,XAT,MAT etc. CâHâ -OH. Viva Voce. 15 0. 2,4-Dinitrophenyl hydrazine. And if we use alginate material we should use perforated stock tray for mechanical retention of impression material to the tray surface. According to Avogadroâs law, at the same temperature and pressure, an equal volume of gases contains the same number of molecules regardless of the chemical nature and physical properties. . The type of analysis that deals with the methods which are used to determine the constituents of a compound. 6. Increases sharply. Ans. 7:09. To increase the accuracy of the main scale. VERNIER CALLIPER Q.1: What is vernier calipers? Question.1. The viva voce (meaning âexpressed or conducted by means of speechâ ), is the final hurdle in becoming a doctor (of philosophy of course).It is also often the most feared part of completing a PhD, fueled by horror stories of evil examiners and 8-hour long exams. Acetic acid. 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Check our CBSE Class 11 Lab Manual for Chapter 10 2 Viva Questions with Answers on Detection of Elements in Organic Compounds. which impression shows least dimensional change upon disinfection? An example of an inorganic carbon compound is carbon dioxide. Slightly increases. The formula for calculating compound interest is PX (1 + r/100) ^t 6) W hat is Commutative, Associative and Distributive laws in maths? (i)Alcohol (ii) Secondary amine (iii) Aldehyde (iv) Carboxylic acid (i) and (iii) (Iv) (i) (i) and (iv) 3) What is Lucas reagent? Below we at MicroscopeGenius.com have compiled a list of the 15 questions we are most commonly asked when one who is new to microscopes begins taking an interest and shopping for one. Keeping these facts in mind, CBSE Class 11 Lab Manual for Chapter 10 2 Viva Questions with Answers on Detection of Elements in Organic Compounds have been planned, evaluated under subject Improvement Activities. Question 1: Who gave the laws of chemical combination? a) Radioactive materials b) Insoluble chemical compounds c) Liquids d) Gases Answer: c Explanation: NMR spectroscopy is used for determining structure in liquids. The viva voce is: â¢ an opportunity to ask the student a variety of open-ended questions to elicit holistic evidence of the studentâs learning experience. Q.3: What is least count (L.C.)? What are carbohydrates? Ethyl alcohol. 3. 4) One of the best methods used for the purification of organic compounds is___. Form of the arch, (ovoid, square, V-shaped). What is imbibition? Question 4: How do atoms combine to form compound? impression compound we used non-perforated tray, because it will be stick on the tray. Decreases. .hope it helps you. CâHâ -NHâ. 2) Which of the following gives ester test? Impression compound C. Impression plaster D. Alginate # Primary stress bearing area in mandibular edentulous ridge is : A. Buccal shelf Purification of compounds is done using various methods like evaporation, decantation, filtration, distillation, and crystallization. I drove myself crazy by reading stories of failed vivas on the internet and convinced myself of my impending doom. Impression materials Viva voice questions. Filtration. . Viva Questions with Answers on Detection of Elements in Organic Compounds Chemistry Lab ManualNCERT Solutions Class 11 Chemistry Sample Papers 1.Why is sodium metal kept under kerosene oil ? (i) Aq. Absorption of water by the impression when placed in water is called imbibition. Laws of Pendulum â Viva Voice Questions with Answer Q.1: Define simple pendulum. There are many companies looking for the efficient employees in the field of organic chemistry, why not you be one among them. Ans. 8) Why do you stir the ice pieces using a glass rod while heating? For students of class 12 who are looking to increase their knowledge in the topics of class 12th, it is important for them to work on the important questions which have been repeating in the previous board exams. A radical may be defined as an atom or group of atoms which carries charge and behaves as a single unit in chemical reactions. 2) The chemical formula of aniline is___. Feedback. Question 28. Resources. Q.What are acidic and basic radicals? Ans. . CâHâ -NH. Organic chemistry involves a scientific approach to structure, applications of the organic molecules and compounds. Answer. â¦ Take the preposition quiz to find out! It's not actually organic, but it is nonpolar so it dissolves organic molecules. What is Claisen-Schmidt reaction ? 2 mm B. Answer. Compound pendulum question Thread starter Motorbiker; Start date Apr 12, 2016; Apr 12, 2016 #1 Motorbiker. Input /Output Devices questions and answers of Computer Awareness for private & government jobs, competitive examination and entrance test, interview, online preparation. Give two examples of monosaccharides. Please like share and subscribe to my channel Thank youâº . Crystallization is one of the purification techniques which follows the process of purification substances by removing unwanted by-products. VIVA VOCE FOR CLASS. solution of phenol turns blue litmus solution or paper red. Size of the arch, stock tray comes in different sizes. I am doing the compound pendulum experiment but I am stuck on how to find the value of g from the graph Here's a description of the compound pendulum: The compound pendulum AB is suspended by â¦ How well do you know English prepositions? Choose the correct preposition to complete each sentence. NaOH solution. Inorganic chemistry viva question. MCQ Biology - Learning Biology through MCQs . or Alc. 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