C. Nude brom va Ca{0H)2 D KMn04 vaN aOH.
C2H 5N B C4H9N C.C4H10O2N2 D.C2H5O 2N B a i 33: Cho 4,12gam, hdn hofp X gom 2 andehit d d n chufc Hen tiep t r o n g
day dong dang tac dung v d i liTdng diT dung dich AgNOs/NHs diTdc
25,92gam bac. Vay % so mol cac andehit trong X la
Ạ 20% va 80% B.30% va 70% C. 50% va 50% D. 25% v a 75%.
B a i 34: K h i dot chay mot loai polime chi thu difdc C O 2 va H 2 O v d i t i l e
mol 1 : 1 . Polime da cho cd the \k:
Ạ Poll (vinyl axe tat) B. xenlulozd
C. PoH (vinyl ancol) • D. poll (phenol -fomandehit).
B a i 35: Cho cac chat:
1) C H 3 - C H 2 - COOH 2) C H 3 - C H C l - COOH 3) C H 2 C I - C H 2 - COOH 4) C H 3 - C H F - COOH. Thuf t i i t i n h axit tSng dan l a :
Ạ (1) < (2) < (4) < (3) B. (1) < (3) < (4) < (2)
C. (1) < (3) < (2) < (4) D. (4) < (3) < (2) < (1). B a i 36: Chat n a o dtfdi day c d dong phan h i n h hoc? B a i 36: Chat n a o dtfdi day c d dong phan h i n h hoc?
Ạ A x i t metacrylic B. But - 2 - e n
C. Propen D. Isopren.
B a i 37: Thuoc t h d nao difdi day phan biet dtfdc cac dung dich: glucozd, ancol etylic, axetandehit, glixerol?
Ạ Cu ( 0 H) 2/ 0 H B. AgNOa/NHg C. N a O H D. Nạ
B a i 38: Cho 12gam axit axetic tac dung v d i 9,2gam glixerol (xuc tac
H2SO4 dac) dun nong thu 10,9 g a m triestẹ Hieu suat phan ling la
B a i 39: Chat hOfu ccr X c6 1 n h o m amino, 1 chile estẹ H a m lugrng n i t o trong X l a 15,73%. Xa phong hoa hoan toan m gam chat X, toan bo ancol sinh ra cho di qua CuO (dtf) nung nong, thu difoc andehit Ỵ Cho
Y thiic h i e n phan ufng t r a n g gufcfng thay c6 16,2 gam A g ket tuạ Gia t r i cua m la:
Ạ 7,725 gam B. 3,3375gam C. 6,675 gam D. 5,625 gam.
B a i 40: Este X c6 cong thuTc C7H12O4. X tac dung vdi N a O H , dun nong thu dirge muoi va 2 ancol Y, Z. Biet Y va Z deu c6 the tach niidc tao anken. So cong thiic cau tao cua X la:
Ạ 3. B. 1. C. 2. D. 4. IỊ PHAN RieNG (10 cau)