2. (2 points) Circle the compound that will give a positive result in the iodoform test....
1. (2 points each) Draw the chemical structures of the following two compounds. iodoform 71-butanal 2. (2 points) Circle the compound that will give a positive result in the iodoform test. (a) acetophenone b) cyclopentanone c) isobutanol d) n-heptanal 3. (3 points) Convert the following molecule to a Fisher projection. OH | H Convert to a Fisher Projection H DH 1 OHHH HAH HEBH 4. (2 points) Circle the correct name of the following structure. ph a) (meso)-hydrobenzoin H -OH...
Would cyclopentanone give a positive in the iodoform test? Explain.
3. Discuss the result you would obtain if you ran the iodoform test on 2-pentanol. 4. The e boiling points of 2 -pentanone and 3-pentanone are identical. Indicate how the of the 24-dinitrophenylhydrazone derivative is useful in identifying the two ketones e prepar 5. An unknown liquid does not react when heated with an ammoniacal silver nitrate solution. The compound gives a positive iodoform test The 2,4-dinitrophenylhydrazone derivative of the same unknown had a melting point of 115-117°C. Identify the...
which of the following compoundd would give a positive iodoform test? a) CH3OCH2CH2CH3 b) methylethylketone c) CH3CH2CH(OH)CH3 d) p-methylbenzaldehyde
benedicts test and iodoform test: propanal propanone 3. Benedict's Test Indicate which of the two compounds will give a positive result and why. 4. Iodoform Test Indicate which of the two compounds will give a positive result.
8. Discuss the results of the Benedict's test. Which compounds gave a positive result, and why? Which gave a negative result, and why? Use your data and the preliminary reading material to help answer this question Use your understanding of the Benedict's test and the iodoform test to answer the following 6. Two compounds have the molecular formula C3H.O.Draw their structural formulas and names using the following test results a Compound A forms a red orange precipitate with Benedict's reagent,...
Negative Test Result Positive Test Result 335 Hepatitis C No Hepatitis C DIR (a) (2 points) Find the probability of selecting a subject with a positive test result, given that the subject does not have hepatitis C Why is this case problematic for test subjects? (b) (2 points) Find the probability of selecting a subject with a negative test result, given that the subject does not have hepatitis C. What would be an unfavorable consequence of this error? (c) (2...
Which of the following ketones will give a positive iodoform test? OH Banco con el cos arbat-en a time -CH3 CH-C-CH-CH3 -CH-CH: (A) I and II OH O o III ch-E-CH,-CH:CH-CH,––CH,CH; (C) III and a IV V OA. OB. OC. OD.
I need help answering the following questions 1) A compound is insoluble in water, soluble in conc. H2SO4. It shows positive for the 2,4-DNPH test and negative for Chromic Acid test. What do you think the compound is? (3 pts) a) Isopropyl alcohol b) Butyraldehyde c) 3-pentanone d) butan-1-ol 2) Which compound would give a negative result for Iodoform Test? (3 pts) a) t-butyl alcohol b) Acetophenone c) 2-butanol d) Acetaldehyde 3) Which of the following routes can be used...
If we perform a Baeyer test, an iodoform test and a Jonas test, at least one of them would be positive for: A. 3-Methylbut-3-ene-1-ol B. 3-Methylbutan-3-ol C. 3-Methylbutan-2-ol D. 2- Methylbutanal E. 2-Methylbutan-1-ol