1. L THUYT XOAY VS I A I B THC NGHIM BI TP L THUYT I SNG
VUI
2. 1 2 3 4
3. Cho 14 g hn hp phenol v ancol etylic tc dng vi lng d Na d
thu c 2,24 lt kh (ktc). Khi lng phenol trong hn hp l : B. 7,6 g C.
9,0 g D. 4,6 g 1 A. 9,4 g THI GIAN HT GI
4. Cho 0,1 mol X(C,H,O) tc dng vi Na d cho 3,36 lt H2 (ktc). S
nhm hidroxi trong phn t X : B. 2 C. 1 D. 4 A. 3 2 THI GIAN HT
GI
5. Khi thc hin phn ng tch nc i vi ancol X, ch thu c mt anken
duy nht. Oxi ha hon ton mt lng cht X thu c 5,6 lt CO2 (ktc) v 5,4
gam nc. C bao nhiu cng thc cu to ph hp vi X ? 3 A. 5 B. 2 C. 3 D. 4
THI GIAN HT GI
6. Cho 3 g 1 andehit tc dng ht vi dung dch AgNO3/NH3 thu c 43,2
g Ag. Cng thc cu to ca anehit l : 4 A. HOC-CHO B. CH2=CHCHO C.
CH3CH2CHO D. HCHO THI GIAN HT GI
7. CH : THC NGHIM 1 2 3 4
8. Thuc th duy nht c th phn bit cc ha cht: dd phenol, stiren,
etilenglicol, propan-1-ol l B. Dung dch Br2, Na C. Cu(OH)2, qu tm
D. Dung dch NaOH, dung dch KMnO4 1 A. Dung dch Br2, Cu(OH)2 THI
GIAN HT GI
9. Thuc th thch hp phn bit cc ha cht: dd phenol, stiren, ancol
benzylic l : 2 A. Na B. Dung dch Br2, Cu(OH)2 D. Dung dch NaOH C.
Dung dch Br2 THI GIAN HT GI
10. C 4 cht C2H5OH, CH3COOH, CH3CHO v C2H4(OH)2. phn bit 4 cht
ny ch dung mt ha cht duy nht (dng c v iu kin phn ng c ), l : 3 A.
Dung dch NaOH B. Dung dch AgNO3/NH3 D. Dung dch Na2CO3 C. Cu(OH)2
THI GIAN HT GI
11. Nhn bit cc ha cht benzen, phenol, ancol etylic, axit axetic
bng cch : 4 B. Dung dch brom, ri dung dung dch Na2CO3, sau dng
Natri C. Dng Natri, ri qu tm, v sau l HNO3 D. Dng qu tm, sau Natri
A. Dung dch Na, ri Brom v sau l NaOH THI GIAN HT GI
12. CH : I SNG 1 2 3 4
13. V sao khi dng axeton lu sn mng tay li cm thy mng tay mt lnh
? p n : Axeton d bay hi, em theo nhit i nn ta cm thy mt. 1 THI GIAN
HT GI
14. V sao ly vi bi vo ch ong t s cm thy au ? p n : Vi cha
Ca(OH)2, cht gy au nhc cha HCOOH, Ca(OH)2 s trung ha HCOOH, au. 2
THI GIAN HT GI
15. cc cy xng ta thng nhn thy ghi A83, A90, A92. Cc con s 83,
90, 92 c ngha g ? p n : Ch s octan ca xng. 3 THI GIAN HT GI
16. Etilen c dng kch thch tri cy mau chn. N cng l sn phm sinh
ra khi tri cy chin. iu g xy ra khi nhng tri cy chn bn cnh tri cy
xanh ? p n : Etilen sinh ra t tri cy chn kch thch tri cy xanh mau
chn hn 4 THI GIAN HT GI
17. CH : L THUYT 1 2 3 4
18. S cht ng vi cng thc phn t C7H8O (dn xut ca benzene) l : 1
A. 4 B. 2 C. 3 D. 5 THI GIAN HT GI
19. ng vi cng thc phn t C3H6O c bao nhiu hp cht mch h bn khi tc
dng vi kh H2 (xc tc Ni, to) sinh ra ancol ? 2 B. 2 C. 1 D. 4 A. 3
THI GIAN HT GI
20. Mt loi axit mch h c cng thc chung CnH2n-2O4 th l loi axit
no di y ? B. Axit a chc, cha no C. Axit a chc no D. Axit cha no 2
chc. 3 A. Axit no, 2 chc THI GIAN HT GI
21. C5H10O2 c s ng phn axit l bao nhiu ? 4 A. 5 B. 2 C. 3 D. 4
THI GIAN HT GI
22. CH : VUI 1 2 3 4
23. Tn mt nh ha hc v i ?1 P N : Mendeleev THI GIAN HT GI
24. 2 Tn mt nh ha hc v i ? P N : Linus Pauling THI GIAN HT
GI
25. Tn mt nh ha hc n v i ?3 P N : Marie Curie THI GIAN HT
GI
26. Tn mt nh ha hc v i v cng l i lng dng trong quy i gia mol v
nguyn t. 4 p n : Avogadro THI GIAN HT GI