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Which species is likely to undergo a reaction with the nucleophile readily?
A. (ch3)3cl
b. (Ch3)2HCI
c. Ch3ch2cl
d. CH3CI
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- In the reaction CH4 + C12 --> CH3CI + HCI, which is the nucleophile? A CH4 B) C12 C HCI D) CH3CI E NoneIdentify the stronger nucleophile in each pair. a.NH3, −NH2 b.CH3NH2, CH3OH c.CH3CO2−, CH3CH2O−Which structure is the best nucleophile for an SN2 reaction? A. NH3 B. NH2 C. NH4* D. HCN O B O A O C None of the species shown is a suitable nucleophile for SN2.
- Identify the stronger nucleophile in each pair. a. NH3,−NH2 b. CH3NH2, CH3OH c. CH3CO2−, CH3CH2O−Rank the nucleophiles in each group in order of increasing nucleophilicity.a. -OH, -NH2, H2Ob. -OH, Br-, F- (polar aprotic solvent)c. H2O, -OH, CH3CO2-Benzyl chloride is reacted with different nucleophiles (HO-, CH3COO-, PhO-, CH3O-). Arrange them in the decreasing order of reactivity with benzyl chloride. A. CH3O¯> HO- > PhO-> CH3CO0- B. HO->CH3O-> PhO> CH3CO0- C. HO-> PhO- > CH3O¯> CH3C- D. CH3COO-> CH³O¯> HO-> PhO- Note: benzyl chloride PhO, phenoxide
- Identify the strongest nucleophile Select one: O A. (CH3)3COH O B. CH3CH₂O O C. CH3CH₂OH O D. (CH3)3COWhich is the correct nucleophile in the following reaction? A. CH3MgBr 1) ? 2) H₂O OH B. CH3CH₂CH₂MgBr C. CH3CH₂MgBr D. PhMgBrRank the nucleophiles in each group in order of increasing nucleophilicity. a.−OH, −NH2, H2O b.−OH, Br−, F− (polar aprotic solvent) c.H2O, −OH, CH3CO2−
- Write out the expected splitting pattern for hydrogens Ha, Hp and Hc 3Jab = 10 Hz На Hb 3Jpc = 7 Hz CI Hc Hc Ha:Hb:Hc: doublet, quartet, doublet Ha:Hb:Hc: quartet, quartet, triplet Ha:Hb:Hc: doublet, doublet of triplets, doublet Ha:Hb:Hc: doublet, triplet of doublets, doubletIn the following reaction which species acts as the nucleophile? OCH CH3 (H.C).NOCH CH CH,CH OH OCH,CH , OCH,CH, A. OCH,CH, (H,C),N B. C. CH,CH,OH D. (D)A 3. Rank the following compounds in terms of reactivity with a good nucleophile. Br B NH₂ F D OH E CI