1 What Is The Correct Iupac Name For The Following Compound A 1 Ethyl 4 4 Dimethylcyclopentane B 1 Ethyl 3 3 Dimethy 1 (142.75 KiB) Viewed 59 times
1. What is the correct IUPAC name for the following compound? a) 1-ethyl-4,4-dimethylcyclopentane b) 1-ethyl-3,3-dimethylcyclopentane c) 3-ethyl-1,1-dimethylcyclopentane d) 4-ethyl-1,1-dimethylcyclopentane 2. How many cyclic structural ether isomers are possible for C4H80? a) Three b) Four c) Five d) Six e) Seven 3. Which anion is the weakest base? yo CI (A) (B) (C) (D) 4. For the structure shown below, which is the least acidic hydrogen? (B) (A) HO- (D) -NH3 COH (C) 5. Which of the following compounds will be the least reactive toward nucleophilic attach? OCH (A) (B) (C) NH2 (D) 6. What is the product of the following reaction sequence? 1) 1 eq. CHỊCH,ONa 2) CH CI (Excess) WILL II A B с D 7. What is the order of acid strength from strongest acid to weakest acid? ÇO2H ÇO2H COH CH3COH i iv iii i NO2 A) iv, i, ii, ii B) iv, ii, iii, i C) ii, iii, i, iv D) i, iii, ii, iv
8. What is the product of the following reaction sequence? OH но. HO KMnO 2 H+ NaOH 006 H HO А B с D 9. What is the major organic product obtained from the following reaction? !) H0+ 2) Heat, greater than 150 deg C Ph Ph ОН OH (A) (B) (C) 10. Which compound is the product of an aldol condensation? OH ملہ B H A OH 11. If this steroid tetracarboxylic acid is heated, which carboxyl group will be readily lost as carbon dioxide? COCH C Но,с. COH A CO,H B 12. The most stable chair conformation of Cis-1-tert-butyl-4-methylcyclohexane has: a) both groups equatorial b) both groups axial c) the tert-butyl group axial and methyl group equatorial d) the tert-butyl group equatorial and methyl group axial 13. The central carbon of tert-butyl carbocation is: a) sp3 hybridized with a +1 formal charge. b) sp3 hybridized with a 0 formal charge. c) sp2 hybridized with a +1 formal charge. d) sp2 hybridized with a -1 formal charge.
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