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- 1. What type of reaction explains the solubility of phenol in Sodium Hydroxide? Explain the organic product formed 2. How do the reactions of phenol samples with FeCl3 compare? Which structural component of the phenols account for the observation? 3. What compound is the precipitate formed in the Bromine water test? 4. Write the reaction formed in the formation of phenolphthalein. Identify the functional group in phenolphthalein , which is responsible for the indicator property. 5. What is the significance of Millon's test?Predict the chemical name of compound B a. p-chlorobenzylamine b. 4-bromoaniline c. benzylamine d. p-chloronitrile e. p-chlorobenzaldehyde 2. What is the reaction name for the chemical transformation of A to B a. reductive amination b. catalytic reduction c. carbonyl dehydration d. Hofmann elimination e. Aldehyde rearrangementWhen benzaldehyde is added to the reagent prepared by reacting ethyl-2-bromoacetate with metallic zinc in benzene, which of the following molecules is obtained when the product is finally acidified.A. 3-phenyl-3-hydroxy-3-propanoate B. ethyl-3-phenylpropanoate C. ethyl-3-hydroxypropanoate D. ethyl-3-phenylpropanoate E ethyl-3-hydroxy-3-phenylpropanoate
- 5. Using 1-propanol and sodium cyanide, and any inorganic reagents required, show how you could prepare the following. a. Propionamide. b. 2-hydroxybutanoic acid.2. Carboxylic Acids a. Explain are carboxylic acids and esters in your own words. What is the difference and relationship between these two compounds. b. Write the chemical equation for the formation of ethyl butanate c. Define what an esterification reaction is. Write a reaction which explains the process universally for this type of reaction. d. Where can we find a malonic acid? and. What was the purpose of phosphoric acid in the laboratory (theoretically speaking)? F. During the hydrolysis of esters, what was the purpose of adding 1 mL of 10% sodium hydroxide to the test tube, and then adding 2 mL of HCI? (Here you have to explain it using reactions, explain). ibility: Good to go OWhich of the following compounds would be used to prepare an enamine from 3-pentanone? A. hydroxylamine B. ammonia C. diethylamine D. hydrazine
- Which of the following reactions will result in the formation of an acyl halide? Select one: a. The reaction of a carboxylic acid with phosphorus trichloride. b. The treatment of an alcohol with ethyl bromide. c. The reaction of an ester with hydrochloric acid. d. The addition of an alkene to dilute hydrochloric acid.A. The water solubility of amines found in medications can be increased by salt formation. Dextromethorphan hydrobromide, a cough suppresant, is the salt formed from dextromethorphan (XX) and hydrobromic acid (HBr). Write the equation for the formation of dextromethorphan hydrobromide. B. Suggest appropriate starting materials ( amine and alkyl halide) needed for the preparation of each of the following salts: 1. Cetylpyridinium chloride 2. Benzyldimethyltetradecylammonium chlorideWhat will happened if you oxidize the following carboxylic acid with 1% KMnO4 solution. Describe the changes occured during the experiment and write the reaction equation. a. Benzoic acid b. Oxalic acid c. Succinic acid
- MULTIPLE CHOICE 1. What is the color of the solid produced when acetaldehyde is added with saturated Sodium bisulfite? A. yellow solid B. silver mirror C. brick red precipitate D. white crystalline precipitate 2. An aldehyde that is used in silvering mirrors. * A. propionaldehyde B. formaldehyde C. acetaldehyde D. butyraldehydeWhich of those would be formed? Then If the product of the reaction in the previous problem was subsequently mixed with sodium cyanoborohydride, which of the following would result? a. primary alcoholb. secondary alcohol c. primary amined. secondary amine e. tertiary amineWhat reagents would you use to convert methyl propanoate to the following compounds? a. isopropyl propanoate b. sodium propanoate c. N-ethylpropanamide d. propanoic acid