16) option B is correct
Explanation: NaNH2 is a strong base which gives dehydrohalogenation and produces alkyne as product.
17) option B is correct
Explanation: Reaction of alkyne with 2 HBr gives dibromo compound as product.
18) option A is correct
Explanation: Reaction of alkyne with 2 HCl gives dichloro compound as product.
What is the product of the following reaction? NaNH2 (2 equiv.) A) I B) II C) III D) IV 17) What is the major produ...
dict the major product(s) of the following resten A) Only II and IV Only I and IV B) Only I and II D) Only II and III Only I and I 9) What is the best choice of reagent to accomplish the following transformation? HO CH,Br A) HBO B) Br2 Br2, H20 D) H2O2/Br2 10) What is (are) the missing reagent(s) in the following reaction? A) [1] Bra: [2] H20 [1] BH3: [2] H2O/HO- B) Bry/CCL4 D) NBS, DMSO/H20 11)...
aduerre) of the following reaction Predict the major product(s) of the following reaction A) Only II and IV Only I and IV B) Only I and II D) Only II and III 9) What is the best choice of reagent to accomplish the following transformation? HOCH,BI D A) HBr B) Br2 C) Br2, H2O D) H2O/Br2 10) What is (are) the missing reagent(s) in the following reaction? A) [1] Bra; [2] H2O C) [1] BH3; [2] H2O/HO- B) Bry/CC14 D)...
Name: 1 What is the major product of the following reaction? (CHдЬсo (CHЊ,сон Br IV A) I B) II C) III D) IV 2. What is the major elimination product obtained from the following reaction? NaOMe MeOH Br IV A) I B) II C) III D) IV 3. Which of the following is the most reactive substrate in an E2 reaction? CHiCH(Br)CH2CHs (CHs)sCBr CH3Br CH3CH2CH2CH2Br п ш IV I B) II С) ш D) IV A) I 4 Which of...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV E. V Gom Do is a From co be on) porno porno olyan 12. What is the final product obtained when toluene is subjected to the following reaction sequence? i) Clz (large excess), heat, hv; ii) OH-/H20, heat; iii) H30+ A. I OH B. II OH COH C. III U OH D. IV E. V I II Hol YCC, III HOCCI3 C/ стон с...
4) Which is (are) the product(s) of the following reaca wing reaction? A) I, II, and III B ) Only I and III Only II and III D) Only I and I 35) What is (are) the product(s) of the following reaction? 35) A) B an DIV 36) What is the reagent required to accomplish the following transformation? A) PCC/CH2Cl2 C) [1] OsO4; [2] NaHSO3, H20 B) RCO3H, H2O/HO D) LiAlH4 37) Determine the product of the following reaction. A)...
5) Predict the major product of the following reactioll HO, HO BH D) IV C) III B) II 6) Predict the major product of the following reaction. H50, L H20 H2SO4 7 that Holo A) I B) II II D) IV 7) Predict the major product(s) of the following reaction. w HBr A) Only I and II C) Only III and IV B) Only I and IV D) Only II and III
Predict the product for the fallowing reaction. A) I B) II C) III D) IV E) none of these Predict the major product for the following reaction. A) I D) II C) III D) IV E) none of these
Question 17 (2 points) Predict the product(s) for the following reaction: NaNH2, NH3 NH2 NH2 "NH₂ II III a) I, II and III b) III and I O c) I and II d) II and III Question 18 (2 points) A compound with a molecular formula of C10H1202 has the following 'H NMR spectrum. Which of the following structures is consistent with this spectrum? OCH2CH2CH3 0 CH2CH2CH, II OH OH CH2CH2CH3 CH,CH2CH3 IV a) Ob) OIV d) 1 Question 20...
What reagents(s) will complete the following reaction? a. I b. II c. IV d. Both III and IV will work. e. III 6. Predict the major product of the reaction below.
please answer i,ii,iii,iv,v Predict the major product(s) of the following reaction, giving regiochemical and/or stereochemical details as relevant. (6 MARKS) q Bry, H0 ? ANSWER: (ii) Predict the product(s) of the oxidation of 2,3,4-trimethyl-1,5-heptadiene with hot, alkaline KMnO4 followed by acidic work up. (6 MARKS) (iii) Complete the following reaction sequence, giving structures for compounds C and D (Na2CO3 just acts as a base!): CH,SOCI CH,OH Na2CO3 D DMF (6 MARKS) D (iv) Supply the missing structures A and B....