27) The following questions are regarding efavirenz, the antiretroviral drug whose structure is shown below. b 2 (a) Based on general trends in electronegativity, which of the indicated bonds (1-5) is the most polar? 3 Answer: (b) Which one of the indicated protons (a-c) is most acidic? Answer: 4 a

Q: 2. Which of the indicated hydrogen atoms is most acidic? (A) H a a H (B) b H H C (C) c H ANSWER H H…

A: Given structure of an organic molecule. Determine the acidity of some selected hydrogens.

Q: 1. When comparing two compounds, the compound with smaller pka value means that it is

A: pKa = -log Ka  log Ka = -pKa  Ka = 10-pKa

Q: Given that Kb for dimethylamine, (CH3)2NH, is 5.90 x 10-4 and the Kb for methylamine, CH3NH2, is…

A:

Q: 4. Sort the following group of compounds in order of increasing acidity. (а) OH HO (b) H®os CI. OH…

A:

Q: Hahhga

A: Step 1: Conjugate acid is formed after a species accepts a proton (H+).A2- + H+ → HA-here HA- is the…

Q: Based on resonance and inductive effects, identify the strongest base among the aniline derivatives…

A: Aniline is basic in nature due to the presence of a lone pair of electrons on the nitrogen atom. But…

Q: Consider the following unknown acids: HA, pKa = 27 weather acid HB, pKa = 14 stronger ac d Which…

A: Given: The pKa of HA = 27 The pKa of HB = 14 We have to find the statement that is not true.

Q: 1) Explain why the protonation of pyrrole occurs at C2 to form A, rather than the N atom to form B…

A: pKa = 0.4pKa =5.3

Q: 3. In the figure below, label all stereocenters (letters a1, a2, b1, b2, c1,c2,d1,d2) with “S" and…

A:

Q: A B 00 с A H B H [Choose ] [Choose ] [Choose ]

A: In hydrocarbons, alkyne is most acidic than alkene and Alkane is weakest acidic.

Q: Put the compounds drawn below in order of increasing basicity (least basic first, most basic last)…

A:

Q: Which proton is the most acidic proton in the molecule below? (2) H2 H3C `C `H (4) H2 (1) (3) 3 O 1

A:

Q: Vhich molecule is acting as the acid in the reaction below (as written)? NaOH(aq) + HNO3(aq) ->…

A:

Q: 2.9 Identify the stronger acid in each pair of compounds. (a) T I You H H (b) اشات

A: (i) (a) tert-butyl alcohol       (b) water (H2O) (ii) (a) Ammonia (NH3)        (b) Acetylene

Q: 3. Which of the labelled hydrogens in vitamin C (L-ascorbic acid) is the most acidic? Explain your…

A: An acidic hydrogen is a hydrogen that has a tendency to leave easily as H+ ion.

Q: Which aniline is the weakest base? NH2 NH2 NH2 (a) (b) (c) (d) CHz Ocu, NO2 O Answer (a) Answer (b)…

A:

Q: 2.11 Which one of the six compounds shown below is the strongest base? (a) H-C=C 요 (c) (e) H-C- H…

A: compound which abstract the proton[H+] is called base

Q: Draw the conjugate acid for the following base (lone pairs do not have to be drawn):

A: Conjugate acid is defined as a species which is formed when a proton is added to a base, where as a…

Q: 2.11 Which one of the six compounds shown below is the strongest base? (a) H-C=C (c) O H H H-C-C-H…

A: weakest acid have strongest base. sp3C-H bond which is least acidic in compare to spC-H and O-H…

Q: None

A: PART 2Explanation:Step 1: Identify the nature of each nitrogen.Nitrogen A: This nitrogen is part of…

Q: 2.12 Identify the Lewis acid and base in the reaction below and draw a curved arrow mechanism for…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: 7. Which of the indicated protons is most acidic? ΠΗ H A) I B) II C) III D) IV E) All of these H III…

A:

Q: Which of the following is much more acidic?

A: Option 4 is most acidic, this is because after abstract the hydrogen from the most acidic position…

Q: None

A:

Q: 3. Rank the following 6 anions based on their basicity (1 = the most basic):

A:

Q: None

A: Proton I (attached to the carbon in the ring):This proton is attached to a carbon in a cyclohexane…

Q: QUESTION 1 Which of the following reagents would be able to quantitatively produce (the equilibrium…

A: The reaction of cyclohexanol with the base takes place as follows:

Q: Rank the following anions in order of increasing base strength (least basic first).

A: Given : structure of molecules Basic strength is inversely proportional to percentage s character

Q: 2.11 Which one of the six compounds shown below is the strongest base? (a) H-C=C (c) (e) H H-C-C-H e…

A:

Q: Answer questions a-c about the Bronsted acid-base reaction below using the identifying letters A-D…

A: The pKa value is one method used to indicate the strength of an acid. pKa is the negative log of the…

Q: Identify the acid-base conjugate pairs in each of the following reactions: (a) CH3COO¯¯ + HCN (b)…

A: we have to determine acid-base conjugate pairs for parts a, c and e

Q: Question and answer provided,can you explain theses answers and highlight them this isn't graded as…

A:

Q: Predict the position of the equilibrium for the reaction and provide a brief explanation. (The…

A: Acidic Protons- A base is a hydrogen ion acceptor, or proton acceptor, in the Bronsted-Lowry theory…

Q: 20.) Rank the following compounds below from most basic to least basic. H Molecule A Molecule B…

A: The species which can give electron density to other atom is more basic.