44. What functional group forms as a result of the Fehling's test? B. carboxylic acid C. alcohol D. ether E. none of these A. ester
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- Mention at least two simple chemical tests by which you can distinguish between benzaldehyde and benzoic acid.17. 1- Butanol was converted into butyl propanoate by reaction with an excess of propanoic acid. What is the name of this reaction? A. Acid-base reaction B. Base hydrolysis C. Acid hydrolysis D. EsterificationName at least two alternative chemical tests that can be performed to characterize functional groups/hydrocarbons in an unknown sample (aside from Nitration test, Bromine test, and basic oxidation reaction test.)
- A secondary alcohol will be obtained if we attached -OH group to which carbons? Check all that applies.Which functional groups are present in the compound below? SELECT ALL. A. Ether B. Amine C. Alcohol D. Carboxylic Acid29-All of the following are examples of omega-3 fatty acids except: a.linoleic acid. b.linolenic acid. c.EPA. d.DHA.
- The compounds 1-hexanol, 3-methyl-3-pentanol, hexanal, and 2-hexanone, and were used using different tests. Shown below is the schematic diagram of the tests performed on the compounds. Determine the identities of each compound based on the tests performed. a.) Compound A b.) Compound B c.) Compound C d.) Compound D Choices: I. 1-hexanol II. hexanal III. 2-hexanone IV. 3-methyl-3-pentano1) Determine the functional group(s) in the compound having the following IR spectrum. 2) Identify the diagnotic signal(s) , explain what led you to this conclusion.22) A mixture of NaCl and starch is placed in a dialyzing bag and immersed in distilled water. Which substance will be found outside the bag in the distilled water?A) NaCl B) Starch C) Both NaCl and Starch D) None of the Above
- 3. Phenol red is a pH indicator that turns _________ when conditions are acidic.Given Raffinose, Briefly explain its expected reaction (based on their structural formula) to the different qualitative tests for carbohydrates which are: (a) Molisch’s test (b)Fehling’s test (c) Bial’s testGiven Raffinose, Briefly explain its expected reaction (based on their structural formula) to the different qualitative tests for carbohydrates which are: (a)Barfoed’s test (b)Seliwanoff’s test (c) Iodine’s test