phenol related questions

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. (ii) Refer Ans. (ii) Propan-2-ol to 2-methylpropan-2-ol Keep all drugs in a safe place. Cumol wird durch Luftsauerstoff oxidiert, wobei ein Hydroperoxid entsteht. Answer: Propan-2-ol gives yellow ppt of iodoform whereas methanol does not. Answer: Give the IUPAC name of the following compound: Explain the following reactions with an example for each It is an important industrial … (ii) Methanol and Propan-2-ol. Answer: Question 58: Answer: Question 49: Write the mechanism of the following reactions: Question 3: Phenol is used in many industries. o-nitrophenol is more volatile. 2-Bromo-3-methyl but-2-ene. (ii) Phenol to 2,4,6-tribromophenol. (i) Reimer-Tiemann reaction. 2,4-Dimethyl phenol. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Write the IUPAC name of the given compound: (ii) 2-butenol Follow all instructions closely. Die darauf folgende saure Aufarbeitung bringt in einer Umlag… Question 10: Use phenol topical solution as ordered by your doctor. 2-Propanol will give yellow ppt. How do you convert the following: Write the IUPAC name of the following compound: Answer: Answer: with your doctor, nurse, pharmacist, or other health care provider. Tell your doctor if you are pregnant, plan on getting pregnant, or are breast-feeding. Do not take phenol topical solution by mouth. Question 28: Draw the structure and name the product formed if the following alcohols are oxidized. Answer: Question 32: (iii) Aniline to phenol Answer: Question 64: Performance & security by Cloudflare, Please complete the security check to access. (iii) (CH3)3C—O—CH3 on reaction with HI gives (CH3)3C—I and CH3—OH as the main products and not (CH3)3C—OH and CH3—I. Write the equations involved in the following reactions: Clean affected part before use. (ii) phenol is treated with CH3COCl/anhydrous AlCl3, (ii) Phenol is more acidic than ethanol because phenoxide ion is more stable due to resonance as compared to ethoxide ion which is unstable due to positive inductive effect of ethyl group. (i) Reimer-Tiemann reaction (ii) It is due to +ve charge on 3 out of 5 resonating structures of phenol. Draw the structure of 2, 6-dimethylphenol. Write the IUPAC name of the given compound: Question 21: Answer: What mass of isobutylene is obtained from 37 g of tertiary butyl alcohol by heating with 20% H2SO4 at 363 K, if the yield is 65%? How will you convert: (ii) 3-Phenoxy heptane. Give reasons for the following: Question 4: The solutions for Class 12 … Read all information given to you. (iv) Oxidation of primary alcohol to aldehyde 2-Bromo-3-methyl but-2-en-l-ol. Answer: Question 27: Answer: l-Methoxy-2-methyl propane. Medically reviewed by Drugs.com. (i) Refer Ans. Write the IUPAC name of the given compound: Store in a dry place. The high proportion of carbon in phenol means that you need a very high proportion of oxygen to phenol to get complete combustion. This medicine may interact with other drugs or health problems. Your IP: 208.89.96.71 Do not use more often than told by the doctor. There may be drug take-back programs in your area. Answer: Phenol was first extracted from coal tar, but today is produced on a large scale from petroleum-derived feedstocks. Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website. Answer: Question 14: 1-Phenyl propan-2-ol. Question 57: (ii) Refer Ans. What I think is that maybe because $\ce{NO2}$ is a stronger deactivating group … The molecule consists of a phenyl group bonded to a hydroxy group. advice about side effects. (iii) Preparation of ethers by acid dehydration of secondary or tertiary alcohols is not a suitable method. (ii) Refer Ans. Answer: Question 52: (iii) It is because tert. Answer: Question 63: How would you convert ethanol to ethene? This will permanently delete All Practiced Questions. 88): Phenol, WHO (Environmental Health Criteria 161): Phenol, National Institute for Occupational Safety and Health, U.S. Department of Health & Human Services, Workers in plants where nylon is manufactured, Workers in plants that manufacture epoxy resins, Workers in plants that manufacture herbicides. MCQ Questions for Class 12 Chemistry with Answers, MCQ Questions for Class 11 Chemistry Chapter 12 Organic Chemistry: Some Basic Principles and Techniques with Answers, MCQ Questions for Class 11 Chemistry Chapter 13 Hydrocarbons with Answers, NCERT Solutions for Class 10 Maths Chapter 11 Constructions Ex 11.2, MCQ Questions for Class 11 Chemistry Chapter 11 The p-Block Elements with Answers, NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2, MCQ Questions for Class 11 Chemistry Chapter 10 The s-Block Elements with Answers, MCQ Questions for Class 11 Chemistry Chapter 9 Hydrogen with Answers, MCQ Questions for Class 11 Chemistry Chapter 8 Redox Reactions with Answers, MCQ Questions for Class 11 Chemistry Chapter 7 Equilibrium with Answers, MCQ Questions for Class 11 Chemistry Chapter 6 Thermodynamics with Answers, Concise Mathematics Class 10 ICSE Solutions. (i) O-nitrophenol is more acidic than O-methoxyphenol. (b) (i) 2-Bromo-3-methyl but-2-en-l-ol. Phenol will not react, whereas benzoic acid will give brisk effervescence due to C02. (iii) Propan-2-ol from propene. Explain the mechanism of the following reactions: (ii) Dehydration of propan-2-ol to propene (i) It is because alcohols can form H-bonds with water molecules, whereas hydrocarbons do not. Related Questions to study How will you obtain the following from Phenol (give equation): (i) 2, 4, 6 Trinitrophenol, (ii) 2, 4, 6 Tribromophenol, (iii) Benzene, (iv) Ortho and Para-Cresol. Make sure to dry well. Give the IUPAC name of the following compound: 2-Hydroxy benzene sulphonic acid. (ii) Butan-2-one to Butan-2-ol (ii) Williamson’s ether synthesis: When alkyl halide reacts with sodium alkoxide, ethers are formed. The Health Hazard Evaluation Program (HHE) conducts onsite investigations of possible worker exposure to chemicals. Write the IUPAC name of the given compound: carbocation) is more stable, reacts with I- to form tert. Answer: Question 15: Question 48: Write the chemical equation for the preparation of phenol from benzene using oleum and sodium hydroxide. (i) Add NaHCO3 to each. (i) It is because branched chain alcohols have minimum surface area, therefore, minimum force of attraction, hence, they have lower boiling point. carbocation is more stable which combines with 1“ to form Tert. The NIOSH Manual of Analytical Methods (NMAM) is a collection of methods for sampling and analysis of contaminants in workplace air, and in the blood and urine of workers who are occupationally exposed. Question 54: Of the two alcohols (a) CH2=CH—CH2OH and (6) CH2=CH—CH2—CH2OH, which one will react more easily with cone.

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