Why do you only need a weak base like sodium bicarbonate to extract benzoic acid out of ether? O because a weak base is safer because benzoic acid is a strong organic acid making sodium hydroxide overkill because a strong base will also extract 2-napthol

Q: All of the following will give a positive result with IODOFORM test EXCEPT. O 2-hexanone acetone O…

A:

Q: 4. Why do we have to wash the ether layer using 1 N HCl during the workup?

A: Answer is given below

Q: Why aromatic aldehydes do not respond to Fehling’s test?

A: Fehling's solution has to be prepared freshly in the laboratory. It is a combination of Fehling's A…

Q: give the results of the following compounds after reaction with Sodium Bicarbonate test a. propane…

A:

Q: 1. What is the function of the sulfuric acid in the nitration of the aromatic ring? 2. Why does the…

A: A question based on aromatic reaction, which is to be accomplished.

Q: To study the kinetics of iodination of acetone, why starch is used as an indicator just before the…

A: To study the kinetics of iodination of acetone, starch is used as an indicator just before the…

Q: 18g ethanoic anhydride

A: Molecular weight for ethanoic anhydride=102 gm Given weight=18 gm

Q: Indicate the expected result when the iodoform test is done on: a. Ethyl alcohol b. Isopropyl…

A:

Q: each of your extractions uses methylene chloride as the organic solvent. will your organic layer be…

A: Separatory funnel helps in separating the two immiscible solvents. The two layers are formed by…

Q: Why do we react β-naphthol with ethyl iodide rather than react ethyl alcohol with 2-Iodo…

A: Perfumes: The Synthesis of Nerolin. Today the pleasant fragrances of perfumes have found their way…

Q: why is it necessary to cool the acidic exact of aniline in ice before adding solid sodium hydroxide?

A: The addition of NaOH to an acidic extract of aniline is a step of acid-base extraction which is a…

Q: Which of the following will not oxidize benzaldehyde? -- acidified KMnO4 -- acidified K2CrO4 --…

A: Oxidation of aldehyde: When any oxidizing agent in acidic conditions, react with benzaldehyde it…

Q: Question 4 Packing a capillary tube loosely with the sample will not impact the melting point…

A:

Q: 1. Why is water added in two separate portions to the acetic anhydride/concentrated H2SO4 mixture?…

A: Since your question has multiple parts, we will solve first three parts for you. If you want…

Q: what is the abstarct of the williamson ether synthesis experiment

A: Williamson's ether synthesis: It is used to prepare both symmetrical and unsymmetrical ether. It…

Q: In Ferric Chloride test, upon adding ferric chloride,the solution turned violet True, this is…

A: Neutral FeCl3 test : it is used to confirm the presence of phenolic OH group present in the unknown…

Q: a. Sodium hydroxide and ethanol are added to 2-naphthol and then refluxed for thirty minutes before…

A:

Q: How would you separate a mixture of 1-bromo-2, 3-diethylcyclohexane, pentanoic acid, and…

A: Acid, phenol and a neutral mixture can be separated by extraction techniques. In extraction process,…

Q: Give the correct answer for the underlined words if incorrect.  4-methylbenzaldehyde yields a…

A: Fehling's solution: Fehling's solution and Tollens' reagent are used to distinguish between aldehyde…

Q: If you heat ethyl benzoate with NaOMe in MeOH, what would happen? Is that bad?

A: When an ester is allowed to stir in a different alcohol in the presence of salt of the same alcohol…

Q: 1. How can one get pure ethanol from the azeotropic mixture? (This extra process explains why…

A: Azeotrope are difficult to separate  due to high molecular interaction. Their  molecular…

Q: What conditions (temperature, catalysts, etc.) needs 6-Mercaptohexanoic acid to form starting from…

A: 6-Mercaptohexanoic acid forms a self-assembled monolayer, this mono polymer is used to cap a variety…

Q: What is the strength of the NaOH solution in saponification process?

A: Strength of NaoH in esterification reaction is

Q: A. Type of Test B. POSITIVE RESULT C. SUBSTANCES THAT 1. lodoform Test A. white precipitate WILL…

A: Qualitative analysis of compounds:

Q: During the experiment “Liquid-Liquid extraction”, which compound was removed by the addition of…

A: There is a concept in solution chemistry (Liquid-Liquid interaction) that 'like dissolves like,'…

Q: Why KF reagent should be stored in dark or amber bottle and fully protected from light?

A: The Karl Fischer is a method to perform titration. It is a quantitative analysis method in which the…

Q: Please explain why a dry solvent that is non acidic is needed to form a grignard reagent.

A: Given : A dry solvent that is non acidic is needed to form a Grignard reagent.

Q: Draw the structure of the trichloroethanol modified tryptophan that is made when you expose your…

A: Given that : We have to draw the structure of the trichloroethanol modified tryptophan that is made…

Q: rocedure: 1. Place separately in clean test tubes five drops of acetone and acetaldehyde 2. To both…

A:

Q: 3.

A: The potential of a substance usually solute to dissolve in particular amount of solvent is termed as…

Q: Why do you need a strong base like sodium hydroxide to extract 2napthol out of ether? because a…

A: 2-naphthol is insoluble in water. However, due to the O-H bond, it is a weak acid. Thus, on reaction…

Q: What is procedures in extraction of lycopene from watermelon.

A: Lycopene from watermelon can be extracted as follows:

Q: We saw that it is necessary to use excess amine in the reaction of an acyl chloride with an amine.…

A: It is not necessary to use excess alcohol in the reaction of an acyl chloride with an alcohol…

Q: TRUE OR FALSE 1. Chlorination of benzene occurs even if the reagent AlCl3 is missing. 2. The…

A:

Q: 4. To isolate the benzoic acid from the ether layer, you extracted with base. (a) An alternate…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: How many moles of monofunctional A must be added to a mixture of one mole of B2 and one mole of A3…

A:

Q: Give the reagents and results/observation (ex. color) Test for aldehydes a. Schiff’s test b.…

A: I am providing solutions for first 3 as per the guidelines. Please post other parts separately on…

Q: Compound A, B, C, D Chromic acid test (-) |(+) blue-green solution А, В С, D. Lucas test 2,4-DNPH…

A:

Q: How long is the anticipated time for the oily layer formation when resorcinol undergoes Lucas test?…

A: A mixture of anhydrous zinc chloride (ZnCl2)and concentrated hydrochloric acid (HCl) is known as…

Q: Reduction of Cinnamaldehyde lab What is the purpose of adding sodium bisulfite?

A: The dilute sodium bisulfite solution is used to form salt andbit is carried out by the addition…

Q: Which would be a better solvent for PS: (a) n-pentane; (b) benzene; or (c) acetonitrile?

A: Polystyrene (PS) is a polymer of styrene. The vinyl group in styrene actively takes part during the…

Q: Why is the ether layer containing naphthalene washed with saturated sodium chloride after completely…

A: Given scenario is,,  ether layer containing naphthalene washed with saturated sodium chloride after…

Q: Answer True or False Benzoin give positive test with Fehling's reagent. Solubility of aniline in…

A: Answers in step 2.

Q: Why is acetic acid used as reagent? What would happen if you used HCl instead?

A:

Q: Caused by the severe dehydration effect of formaldehyde on tissue    A. fumigation    B.…

A: Caused by the severe dehydration effect of formaldehyde on tissue    A. fumigation    B.…

Q: State a 'distillation' method you could use in the laboratory, while performing this synthesis, to…

A: If you want to Increases the high percentage yield of the Compound-A then you will take high…

Q: Propose a method to separate a mixture containing phenol, benzoic acid, naphthalene, and…

A: The given 4 compound can be separated using acid base extraction  Acid base extraction is used to…