I. KIEN THlTC CAN NHd
11.BAI TAP GV chieu cac bai tap sau len man hinh
GV chieu cac bai tap sau len man hinh cho HS thao luan
1. Dien vao 6 trong 6 cuoi moi cau sau chii D neu phat bieu dd diing, chii S neu phat bieu do sai
HS cac nhdm thao luan cho kit qua.
Hogt dgng cua GV Hogt dgng cua HS
a) Polipeptit la polime. [U b) Protein la polime. LJ c) Protein la hgp chat cao phan tir. I I
d) Poliamit cd chiia cac lien ket peptit. I—I 2. Polistiren khong tham gia phan ling nao trong cac phan ling sau
A. Depolime hda.
B. Tac dung vdi Ch/anh sang. C. Tac dung vdi NaOH(dd).
D. Tac dung vdi CI2 khi cd mat bgt Fe 3. Thi nao la hgp hgp chat polime? Cd gi khac nhau giiia hai hgp chat cd cong thiic
tCH2-CH2ls va CH3[CH2]28CH3
4. a) Vilt cac phuong trinh hda hgc cua phan ling dieu che cac chat theo so do sau
- Stiren -> polistiren
- Axit co-aminoenantoic -^ polienantamit
b) D I dilu chi 1 tin m§i loai polime fren cin bao nhieu tin monome m6i loai, bilt ring hieu suat cua ca 2 qua hinh dilu chi tren la 90%i.
a)S b ) D c ) D d ) D
2. Chgn dap an C
3. Polime la nhiing hgp chat cd khoi lugng phan tii rat Idn do nhieu don vi nho (ggi la mit xich) lien ket vdi nhau tao nen.
TCH2-CH2 % la polime
CH3[CH2]28CH3 la ankan 4. a) Phuong trinh hda hgc
tninp hrm nC6H5-CH=CH2- -TCJH-CH2 );r CeHs (1) nH2N-(CH2)6-COOH ' ' ' " > -eNH-(CH2)6-CO^ + nH20 (2) b) Theo (1), muon dieu che 1 tan
,. . i 1.100 , , , , . polistiren can = 1,11 tan stiren
^ 90
Theo (2), 145 tin H2N-(CH2)6-COOH dieu che 127 tan polime
Hogt dgng cua GV
5. Poli(vinyl axetat) la polime dugc dieu che tir san pham trimg hgp monome nao sau day: