Which of the polymers shown below are formed in a condensation reaction? يمتهم لم يتمد منهم ii, iv ii, iii, iv All of the polymers shown O i, ii, iv i, iii ii OH OH iv
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- (d) When butane, CHSCH:CH:CHsand bromine gas, Brz is exposed to sunlight, monobrominated product are produced. The reaction equation is glven below: Apabila butana, CH:CH2CH2CH3 dan gas bromin, Brz terdedah kepada cahaya matahari, produk pembrominan tunggal dihasilkan. Persamaan tindak balas diberikan di bawah: UV CH;CH,CH,CH, - Bry B.In the light-catalyzed alkane chlorination mechanism, the first stage (first step) consists of the cleavage t DY -C-H »r ܘܘ: ܘܘ: ܀ X- + :Q -:+ *@ ܘ: ܘ: :ܘ: ܘ:Give the major organic product H20 CH; CH;CH,C=CH Hgso, H;SO.
- (S) Given (A.C2H4 G t H20cy D CG Hs O Has B) The reaction of me thane qas CHA, with chlon Gase ous hydrogen to form liquid Chloroform CHC13 is the . chloride Other product C) Pcl3 cat HClg Pclst Haig t PClSs ent Hacgs H Chy (D) D) The combustion of ethanol, C2HS OH. One Of the products is liquid water. (F) The combustion of acehylene, Cata e). * kihat is the balanced equation for the reachion ? use Standard enthalpies Of formation to Calculate the Stan dard enthal py change of the reactio0Provide a good laboratory sypothesis (onder of conversions) from benzene (HC) C Cl CH₂C (CH3)₂I find the tandard en thaipy of formation of ethy lene C 2H4cgs given the followins dada: heat of combustion or C2H49)= -1411 kJ/mol;t CO 205)1=-393-5kJlmol [ 4120U)]=-285.k5/mol a) t.4!x l03kJ/mol e.) 52 kslmol b.) 87 kJl mel F) 731 KSlmo! C.) 2.77 X 103 KJmol
- It is a type of organic reaction in which parts from two molecules exchange. * Elimination Substitution Addition Rearrangement In the reaction given below, what type of addition reaction is used? * H H H H H-C-c=C HBr н-с — с — С —с —н + H H H Br H O Hydrogenation O Hydrohalogenation O Halogenation O Dehalogenation H-O-IQ# 20. Complete the table by providing the structural formulas of the organic product of the reactions described. (molecular formulas not acceptable). stant or Rt H'oataly H-OH a H;50. CH,CH CHCH,OH CH heat H' Catalyst CH;CH,CH,CH + CH,CH-CH,OH OH d 1. LIAIH, (excess) 2 H,O CrO; and H,O* CH,CH,CH,CH,CH,CH,CH,CH,CH a. d.-ОН ACO OAc -ОАс о
- Boc H3C Boc つい H₂C ·N ZI C H OH CH(CH3)CH₂CH3 H + DCC Na₂CO3, H₂O [(CH3)3COCO]20 C6H5CH₂OH, H† CH(CH3)CH₂CH3 H₂N CF3CO₂H H₂, Pd-C OH, H2O HBr, CH3COOH draw structure ... H |||| OCH₂C6H5 OCH₂C6H5d. y which mainly e time, net- ral rent .8 ters, ted H₂, is bub- of so- nolad (table sugar). 10 Following is a structural formula for aspartame, an ar- tificial sweetener about 180 times as sweet as sucrose HO -O (d) O Phenobarbital NH₂+ O Aspartame Η HN 요 di HO, HOOH + HO (a) Is aspartame chiral? If so, how many stereoiso- mers are possible for it? (c) (b) Name each functional group in aspartame. H Estimate the net charge on an aspartame molecule in aqueous solution at pH 7.0. Would you expect aspartame to be soluble in water? Explain. (Chapter 5) CUDIET (e) Draw structural formulas for the products of com- plete hydrolysis of aspartame in aqueous HCI. Show each product as it would be ionized in this 1 Ques gune solution. OCH;100.HOi. H₂N- -C= EN