Correct option ----> (A) HBr
With HBr, triphenylmethanol undergoes fast SN1 reaction whose first step is the protonation of the oxygen atom of the reactant and the protonated H2O+ group leaves the molecule producing a stable carbocation .
Which of the following acids would be an appropriate choice for the following reaction? HA A-...
1. Predict the product for the following reaction. Provide the mechanism for each reaction. Provide the sterochemistry and regiochemistry where is appropriate. HBr H2O Cat H+ HBr CHEM 2200-Spring 2020 Hydrohalogenation • Markovnikov orientation • Rearrangement can occur 2. Provide the product for the 2. Provide the product for the following reaction. Provide the sterochemistry and regiochemistry where is appropriate. Show the mechanism for C, and D. 0., b) a HC HCI HCI HBT -- "O HCI
Which of the following acids would be expected to be inherently the weakest acid (weakest proton donor)? 0 1) HBr 0 2) HCI 0 3 HE 04) HI 0 5) H2SO4
What is the best choice of reagent to achieve the following reaction? Br HC, -CH₃ Hac. -CH3 ? a. NaBr b. HBr. H2O C. Br2 O d. NBS, heat
13. Which are the Bronsted BASES in the following reaction?.njanela H-PO: (aq) + CN (aq) →HPO/?"(aq) + HCN (aq) a) H PO, and HPO.2 b) H PO, and HCN c) CN and HPO d) CN and HCN Helou HCl A Br HI 14. Put the following acids in order in terms of increasing acid strength and explain why. Which of the following is NOT -conjugate acid-base pair a) HI< HBr< HCI<HF. The size of the halide is decreasing and the...
2 Which of the following acids is a strong electrolyte? a) H2SO4 Ob) HCI OC) HE d) HCIO4 Oe) H2CO3 Of) HBr O g) more than one correct response O h) no correct response 6 What is the conjugate base of HSO4 ? • a) H2SO4 b) SO42- OC) H3504 d) H2SO4 e) no correct response 3 Which of the statements below is true for the following reaction? 3H2S + 2 HNO3 --->3 S + 2 NO + 4H20 a)...
please help with #3 a and b 3. Write the dissociation reaction for the following acids in water. Use appropriate arrow symbols. Label the Bronsted-Lowry acid, base, conjugate acid, and conjugate base for each, then draw lines to connect the appropriate conjugate pairs: (4 pts) a. C.H.COOH (benzoic acid) + H20 b. HCI (hydrochloric acid) + H20
1. Which of the followi ch of the following reactions is not readily explained by the Arrhenius concept of acids and bases? a. A. HCl(aq) + NaOH(aq) - NaCl(aq) + H20() b. H30(aq) + OH-(aq) + 2H20(1) c. HCI(g) + NH3(g) - NH4Cl(s) d. HC2H302(aq) + H2O(l) H30*(aq) + C2H302-(ag) e. H30 (aq) + OH-(aq) + 2H2O(aq) 2. Classify each of the following species as Brønsted acid or base or both: a) H20, b) OH", c) H30, d) NH3, e)...
12. Which of the following represents an addition reaction? d. more than one response is correct 13. Select the major product that would result from the reaction below. SO4 For 2 pts give the complete IUPAC name of the product: a. CH CH(OH)CHs Select the major product that would result from the reaction below c. CH,CH-CHs d. CH CH CH SO 14. CH CH CH-CH2 HBr For 2 pts give the complete IUPAC name of the product: d. CH,CH2CH CH2Br...
7. Which reduction method would you use to effect the following transformation? Circle the letter (a, b, or c) of your choice and explain why the other two reactions would make poor choices (which unwanted reaction would occur in each case?). de ? or a. Raney Nickel: HS S H / HBr, H20 followed by H, Raney Ni b. Wolff-Kishner: H2N-NH2, NaOH/H20, heat c. Clemmensen: Zn-Hg, HCI/H20, heat
(TCO 1) Which of the following would be a more appropriate choice for a data member in a TextBox class? (TCO 1) Which of the following would be a more appropriate choice for a data member in a TextBox class? O resize O write O fontColor O show