THC1JGIAN: 180 PHUT khong kd thili gian philt jJ a.. Xae dinh X, Y va d1,ra.trencAu hinb electron, hay cho bi~t gi:ii thfeh muc hoa bell11h~t eua X va Y trong hqp ch§t?. Tiuh h~ng s6 t6e
Trang 1sO GD&DTPH1J YEN Kl THICHQN HQC SINH GI(:n cAp TINH
LOP 12 THPT NAM HQC 2009-2010.
THC1JGIAN: 180 PHUT (khong kd thili gian philt (jJ)
a Nguyen tuella nguyen t6 X co di~n h:;ttnhan bfu1g+41,652.10cJ9C; nguyen cua n,guyent6 Y
co kh6i lUQ'ngb~ng 1,794.1 0-22gam Xae dinh X, Y va d1,ra.trencAu hinb electron, hay cho bi~t gi:ii
thfeh) muc hoa bell11h~t eua X va Y trong hqp ch§t?
b Chq bi~t tf?ng thai
va
dS hoan thanh sa d6 sau
(18)
R~~ +CHz
(2,0 di~m)
0,04moI/Ht va khi phim img H2(k)+ h(k) can bang thi nong dQ cua HI bang O,06mollIit
a Tiuh h~ng s6 t6e dQ clm phim ling thu~n va phan U'ngnghieh
b T6e dQt:;tothanhHI athai diSm tJabao.nhieu?
C a¥~ 4 (2,0 di~m)
Nhi9t phan 104gam hQ'p X g6m A(N03)2 va B(N03)2 (A la kim lo?i kiem th6, B Ia kim lo?i ehuy~n ti~p) eho t&ikhi die phantmg XaYra gqantpan, thudu'Q'ech~t r~n ychI g6m nhungoxit, h6n hqp khf Z g6m N02 va O2 co tieh31 ,36lft.(do aOOC;latm) v&idz/co, Xae dinh cac kim lo:;tiA, B (bi6t s6 mol CllaB(N03)2 nhieu hO'ns6 mol cua A(N03)2)
Ca u 5.(3,0 diSm)
D6t chay hofm toan 3,24gam mQt clohidrocacbon X (m<;lchcacbon khong phan nbanh) bing lUQ'ilgoxi
du va cho t§t ca sim phftm chay (C02, HCl va hO'iH20) vao binh kin chlra 60cm3 dung dich NaOH 20% (kh6i Iuc;mgrieng d = 1,22gam/cm3) Sau khi eac san ph~m chay duQ'c h~p hoan toan vao dung dich NaOH, t~o thanh dung dich Y va xac dinh duQ'c kh6i luc;mgdung dich tang len 7,73gaI11
Dung dich Y duQ'c pha loang bing nuoe cAt thanh 250em3, eli 20em3 dung dich nay tac dl,mg vlra du veri 24,828cl1l3 dung dich HCIl,O 15M
a Xac dinh cong thuc phan t11cua X
b Vi~t t~t ca cong thuc c~u t?O cae ch~t d6ng phan eua X, gQi ten theo danh phap thay th~
r.So sanh va giai thich v~n t~t nbi~t
dQsoicua:pentan-_C_a_u_2.(2,5 di~m)
B6 tuc dic fu1cMit, vi~t cae
(m6i mUi ten chi vi6t 01 phUOTIgtrinh
i'i
F~
•.• ~ (12)(P)
L 11>-M
11>-trang 1/2
Trang 2~a Au 6.(2,0 di~rn)
3 Cho biSt d<,1nghl5TIg daY Giai thich vik tit co sa cho sv IvachQn do
a Lysin HzN[CH2HCH(NH:~)COOH
~ Axit aspatic HOOC-CHz-CH(NHz)-COOH
1.Arginin HzN-C(=NH)-NH[CI-IzhCl-I(NHz)~COOH
O Tyrozin p-HO-C6H4-CHz-CH(NHD"'COOH
b Cho bang cac gia tri h&ng s6di~n diSm d~ng,di~n>c1Ja m9t s6 cac amino axit duai day ChQn
de tach cac ch~t tir m9t h6n hQ'Pgbm threonin, axit aspatic va tyrozin bfulg phuong phap di~n Giai thich-, S1}h,rachQn do?~ - _.~
-
Tyrozin, p-HO-C6H4-CHz-· CH(NHz)-COOH
'-cua hai d<,1ngd6i quang Ctla X
ViStcd chS phan (mg, viSt cong th(rc san phftn1t1;lO thanh
~ ag ~ 7 (3,0 diella)
tan hoan toan ?8,4gam h6n hQ'P X trong dung dich " du, thfiy thoat ra hon hQ'P khi Y gorn NO (san ph~m khu duy nhfit) va COz H6n khi Y lam mfitmau vua du 420ml dung dich KMn04 1,OMtrong l-hS04{du)Iqang; khi con l:,1i(sau khi Yqu~d~ng dichKMn04) cho qua dung dich Ca(OH)z du th~y xu~t hi~n m garn kSt tua, dbng thai kh6i 1ugng dung dich giam 16,8gam
3. Vi~t cac phuong phan ung xay ra duai d<,1ngionthugQn
b Xacdinhcong tl1uc mU6i, cacbonat cua va tinhthanh phlin phlin
trong h6n hQ'~ X.'
Hai hQ'Pchfit hUll co da chuc A va B d~u co cong thuc phan tu CSH604 va Ia dbng phan l?p thS cua nhau Ca A, B d~u khong co Hnh quanw 49:,1t, co nhi~LdQ soi th~p hon B A, B (l~u tac dvng vai NaHC03 giaj phong khi COz.f;hLhidro hoa A hay B b&ng Hz vai xuc tac Ni dugc h6n hQ'P X, gbm cac
ch~t co cong thuc CSHS04 Co thb tach X th;1nl1haid~l1g 0;6iquang cuarillau
lu~n xac dinh c~u t<,10,cfiu hinh cua A va B
B lli111ugt tac Fisher, gQi
theo kh6i lugng m6i ch~t
HQ va ten Giam th1 2: ; ChftkY:· ~ "."
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