Identify the most acid proton on each molecule and explain your reasoning using ARIO. Pick a base that could deprotonate that proton, draw the mechanism (arrows) and products and estimate the pkas OH OH он Br OHC
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- For each molecule below, draw the conjugate acid or conjugate base or both if the molecule hasboth a conjugate acid and a conjugate base (e.g., water).Ade ed arrows to show the Arte attack the proton of the acid (breaking the X-H bond * Identify the nucleophile and electrophile ectants but the charge will be on a different molecule.) Circle the conjugate base. charges of any lons OK a) HO, b) кон SH c) NO. ONa HO + Approximate pK, values of Important organic functional groups pk, Protonated Cacborylic alcohol R. -2 5. 10 Phenol 16 Alcohol 25 Alkyne 38 Amine acid 44 Alkene 50 1. H OH R-OH R -H Alkane R. R. он R H ROH Protonated N amine H. H Thiol R-SHa) Please draw a mechanism for the following reaction (you only have consider left to right). Identify the acid and the base, the conjugate acid and the conjugate base. OH + +
- What is the outcome of the reaction shown in the box? Base ? OEt A) OEt OEt D) OEt OEt O A ов ос OD O. B)Summarize the relationship between pKa and acid strength by completing the following sentences: a. The higher the pKa of an acid, the stronger or weaker the acid. b. The lower the pKa of an acid, the stronger or weaker the acid.Rank the indicated a-H’s from most to least acidic (most acidic= 1). Be sure to explain your rankings for each by drawing significant resonance structures for the conjugate base and commenting on any other factors that contribute to your rankings.
- For the reaction given below, draw a mechanism (curved arrows) and then predict which side of the reaction is favoured under equilibrium conditions.circle the most acidic proton or protons in each of these compoundsspring 4.) а. and then provide a BRIEF rationale. [DO NOT say because it's more acidic...this is not a rationale...] Circle the more acidic proton, Hạ or Hb, on each molecule below, draw the most stable conjugate base, Rationale: На N Hb most stable conjugate base ОНа SHb most stable conjugate base b.) a BRIEF rationale. [DO NOT say because it's more basic...this is not a rationale...] Identify the most basic site on each molecule below, draw the most stable conjugate acid, and then provide Rationale: `NH2 most stable conjugate acid HO, most stable conjugate acid
- I understand where the proton transfer occurs but not what the products will look like. Can you draw curved arrows to show proton transfer and what the reaction products would look like? And explain which side is favored and whySelect as many possible correct answers within each reaction.3. Circle the most acidic proton(s) in the molecule given below and draw the corresponding conjugate base. Then, draw three additional major resonance contributors of the conjugate base. O= H conjugate base