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Chemistry
Answer Q48, 49, 50

Answer Q48, 49, 50

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Answer Q48, 49, 50

liberate HCI gas. On warming Y with acidified KCrOr solution, an organic compound Z is carbon and 3 45% hydrogen on analysis. What is the molar fonmula of the compound? (Relative atomic mass C-12.0, O-16.0, H-10) (A CH.O [B] CHO. (CICHO. [D] CaHO What would be the hydrocarbon C,H, in obtained. gives a precipitate with 2,4-dinitrophenylhhydrazine reactant but does not reduce Fehling's solution. What is the structural formula of Y? [A]. CH;CH2-CH(OH)CH. [B] [C). (CH;);C-OH 44 the following reactions: CH, + 5022) (A] Ethene [B] Butane [C] Prapane [D] Propene 45 Select the reagent suitable for the following conversion C,H&NO,CH, NH, [AJ CI/P [C) Sn/HCI [D] Bry/KOH 46 Tle cuIrect order of relative sirength on acid is [A CH.OH < Call.O1<CH.CoOn - CH.COOH IB). HCOOH <CH,CH COOH CIHACOOT CHCOOLH CILCICOO [C) CH:ICOOH <CH:COOH <CH:CICOOH <CH;FCOOH [D] I1,0 <C:H.OH <CHsCOOH <CI,COOil Which of the following compounds give a yellow precipitate when treated with a solution of iodine in alkali and gives a silver mirror with ammoniacal silver nitrate solution? JAJ CH,CHOH [B] CH.COCH (C| CICOOH DICH CHO An organic compound Y. ol molecular formula CaHjo0 reacts, vigorously with PCI. to 3C0() + 4H,0) CH-CH2-CH;OH [D]. CH,-CH2-C-CH3 In the Friedel-crafte acylation of an 49 [B] LIAIIL/ether aromatic ring, what is the role of aluminium chloride (A). [B). [C). Chlorinate the aromatic ring Forms a lewis base Forms a CH C* = 0 Withdraw clectrons from the aromatic ring Arrange the following compounds in 50 order of increase base strength (the weakest base first) JAJ CHCH;NH,<ClI-NH CH CONH<NH, [B] NH)< <CHCH NH: IC). CH:CONH, C.HNH:<NH CI.CH.NH IDI CH:CH NII CLCONIIS 47 CH,CONH CalNIH CHNH 48
Transcribed Image Text:liberate HCI gas. On warming Y with acidified KCrOr solution, an organic compound Z is carbon and 3 45% hydrogen on analysis. What is the molar fonmula of the compound? (Relative atomic mass C-12.0, O-16.0, H-10) (A CH.O [B] CHO. (CICHO. [D] CaHO What would be the hydrocarbon C,H, in obtained. gives a precipitate with 2,4-dinitrophenylhhydrazine reactant but does not reduce Fehling's solution. What is the structural formula of Y? [A]. CH;CH2-CH(OH)CH. [B] [C). (CH;);C-OH 44 the following reactions: CH, + 5022) (A] Ethene [B] Butane [C] Prapane [D] Propene 45 Select the reagent suitable for the following conversion C,H&NO,CH, NH, [AJ CI/P [C) Sn/HCI [D] Bry/KOH 46 Tle cuIrect order of relative sirength on acid is [A CH.OH < Call.O1<CH.CoOn - CH.COOH IB). HCOOH <CH,CH COOH CIHACOOT CHCOOLH CILCICOO [C) CH:ICOOH <CH:COOH <CH:CICOOH <CH;FCOOH [D] I1,0 <C:H.OH <CHsCOOH <CI,COOil Which of the following compounds give a yellow precipitate when treated with a solution of iodine in alkali and gives a silver mirror with ammoniacal silver nitrate solution? JAJ CH,CHOH [B] CH.COCH (C| CICOOH DICH CHO An organic compound Y. ol molecular formula CaHjo0 reacts, vigorously with PCI. to 3C0() + 4H,0) CH-CH2-CH;OH [D]. CH,-CH2-C-CH3 In the Friedel-crafte acylation of an 49 [B] LIAIIL/ether aromatic ring, what is the role of aluminium chloride (A). [B). [C). Chlorinate the aromatic ring Forms a lewis base Forms a CH C* = 0 Withdraw clectrons from the aromatic ring Arrange the following compounds in 50 order of increase base strength (the weakest base first) JAJ CHCH;NH,<ClI-NH CH CONH<NH, [B] NH)< <CHCH NH: IC). CH:CONH, C.HNH:<NH CI.CH.NH IDI CH:CH NII CLCONIIS 47 CH,CONH CalNIH CHNH 48
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