Which compound is the most basic? Please give pka values each compound.
A B C D
compound B is most basic. In rest of the compounds the lone pair of N was involved in resonance.
pKa value:
A = 5.2
B = 10.7
C = 5
D = 4.6
Which compound is the most basic? Please give pka values each compound. A B C D...
5. Draw a circle around the compound in each horizontal row that is the most basic. Draw a rectangle around the compound that is least basic. (9 points). NH2 NH2 NH NH2 NH2
Organic Chemistry 4. Below are two molecules, B and C. Explain the differences in pKa of the two molecules by drawing the conjugate base of molecule C and a resonance structure that would not be found in molecule B. Hint: Draw out the NO2 group. conjugate base of molecule C pKa- 29.5 molecule B NO2 pka= 8.6 molecule C 5. Below is the molecule Abilify, which is a top selling drug that is used to treat schizophrenia, bipolar disorder and...
please thoroughly explain Benzocaine pka = → H+ + Cephalexin NH pka = What is the most dominant species at pH 7.4? H+ + → For each: Give the functional group name, hybridization and acidity (Acidic, Basic or Neutral) of the circled atoms Give the most likely basic form in water •Estimate the pka of circled atoms •Which one is the stronger acid (blue circle) 118
For each of the acid-base reactions in Section, compare the pKa values of the acids on either side of the equilibrium arrows and convince yourself that the position of equilibrium is in the direction indicated. (The pka values you need can be found in Section 2.3 or in Problem.) Problem: a. Which is a stronger base, CH3COO-or HCOO-? (The pKa of CH3COOH is 4.8; the p£a of HCOOH is 3.8.) b. Which is a stronger base, HO- or-NH2? (The pka...
Which compound has the lowest pKa? A. (CH3CH2O2C)2CH2 B. CH3CH2O2CCH2CHO C. CH3CH2COCH2CHO D. PhCOCH2COCH3
please thoroughly explain Phentolamine What is the most dominant species at pH 7.4? pka = a > H+ + НАС Verapamil pka = pKa = > H K H₃ C CH₃ → H CH,CO háchoenen OCH HCO OCH3 For each: Give the functional group name, hybridization and acidity (Acidic, Basic or Neutral) of the circled atoms •Give the likely conjugate acid form in water •Estimate the pka of circled atoms •Which one is the stronger base (blue circle) 121
please help with these questions, thank you 1. (1 pts) The order of acidity is SH SH SH SH SH II ш IV 2. (10 pts) For the following reaction the pKa for the acid is 5.7 and the pKa for the conjugate acid is 12.5 н Н + + A D pКа %3.7 pКa %3D2.3 A. Draw the products of the reaction above the spaces B Draw mechanism arrows to complete the reaction C. Using the spaces provided label...
Please explain how to determine which is more basic. Which nitrogen atom is the most basic? 4 NH2 2NH2
Which compound matches the IR spectrum best? A, B, C, D, E or F? Please give explanation too!!
2. For each of the following compoun ds, give the approximate pK for the compound. If you cannot find an exact value for the given compound, you can give the value for a closely related compound. 6 points он он он 2-propanol butyric acid phenol pКа 3D pKa= = 3. For each of the following compounds, give the approximate pK for the coniugate acid of the compound. If you cannot find an exact value for the given compound, you can...