Which of the following pairs are keto-enol tautomers? Check all that apply. ☐ CH3CH2CH2 CH=CHOH ? ← HCCH2CH2CH2CH3 OH ? || CH3CH2CH2C=CHCH3 CH3CH2CH2 CCH2CH3 OH ? 0 CH3CHCH2CH3 + CH3CH2CH2CH=CHOH || CH3CHCH2CH3 ? ☐ ← CH3 CCH2 CH2CH3 ? CH3CH2CH=CHCH2OH + ← HCCH2 CH2 CH2 CH3 Submit Previous Answers Request Answer

Draw the alcohol used to produce each of the following ketones. Include all hydrogen atoms. 3-pentanone 2-pentanone Select Draw Rings More Erase Select Draw Rings More / |||||| C 0 H с 0 H H₂C H₂C G 3-hexanone Select Draw Rings More /||||||| C 0 H CH₂ Q2Q CH₂ H₂C What is wrong with these Erase CH₂ Erase Q2Q

What reagent/reagents is/are necessary to transform the starting molecule into the desired product? OH ? CH;CHCH,CH || CH3CH

What is the missing reactant in this organic reaction? || CH3-C- CH2 -NH2 R No Answer A CH3 CH3-N-CH₂ || C−NH–CH2 C-CH3 + H₂O Specifically, in the drawing area below draw the structure of R. If there is more than one reasonable answer, you can draw any one of them. If there is no reasonable answer, check the No answer box under the drawing area. Note for advanced students: you may assume no products other than those shown above are formed. Click and drag to start drawing a structure. || X :0 Ś