Sodium borohydride is a source of hydride that can act as a... (select all that apply)...
Sodium hydride is a source of hydride that can act as a... (select all that apply) = No He Na H Strong base Strong nucleophile Weak base Weak nucleophile
Which of these compounds can be reduced by sodium borohydride? Check any and all that apply. 1st attempt Choose one or more: Amides Aldehydes Ketones Acid chlorides Carboxylic acids
Question 2 0/2 pts In the reaction of a ketone with sodium borohydride with methanol, the Select ) is the nucleophile while the [Select] is the electrophile. Answer 1: You Answered You left this blank) Correct Answer hydride Answer 2: You Answered (You left this blank) Correct Answer carbonyl carbon Haier
Which of the following statements is NOT true? Select all that apply. Group of answer choices a. The concentration of H+ can be determined from the concentration of OH- and the Kw. b. An acid and its conjugate base differ only by one hydroxide ion c. An acid with a Ka > 1 is considered a weak acid d. The conjugate base of a strong acid will be a strong base e. Strong acids are expected to completely ionize in...
When 10-methyldecalone is reduced using sodium borohydride, two possible products can be formed. Using chair conformations, draw the two possible products of the hydride reduction
NaOH can be classified as a Select one: a strong acid b. weak acid c. strong base d. weak base HCl can be classified as a Select one: a strong acid b. weak acid C. strong base d. weak base CH3NH2 can be classified as a Select one: a strong acid b. weak acid C. strong base d. weak base A substance that can act as either an acid or as a base is Select one: a. amphoteric b. mesomorphic...
Select all that apply. Which of the following solutions can act as a buffer solution? 0 KCN/HCN O Na2SONaHSO NHz/NH,NO, NaI/HI
Which of the functional groups can act as a hydrogen bond donor? Select all that apply Amide Aromatic ring Carboxylic acid Amine Alcohol Ester Ether Ketone
Sodium borohydride reduction of vanillin
3. Besides reductions of ketones, give specific examples of two other types of reactions that can be conducted using hydride ions 4. Supply the missing product or reagents for each of the following reactions. (1) NaBH (2) H (1) LIAIH CHCCH,CH, CH OH CH CH OHCHOH CH,O NaBH CH,CH,C-
21. What are the characteristics of the carbonic acid-bicarbonate buffer system (select all that apply? a CO2 is eliminated by the lungs b. Neutralizes HCl acid to yield carbonic acid and salt c. H2CO3 formed by neutralization dissociates into H2O and CO2 d. Shifts H+ in and out of cell in exchange for other cations such as potassium and sodium e. Free basic radicals dissociate into ammonia and OH-, which combines with Ho to form water 22. What are characteristics...