1. 1. C 1 bc tranh b n c che bi 15 mnh ghp ng vi 16 cu hi. m c mnh ghp cn tr li ng cu hi trong mnh ghp . 2. C lp chia lm 4 nhm, khi n lt ca nhm mnh th c ra 1 thnh vin chon cu hi v tr li trong vng 5 giy. Nu tr li ng th s c 10 im. Nu khng tr li c hoc tr li sai th c hi s c nhng cho nhm khc, tr li ng s c 5 im t i bn, tr li sai s khng b tr im. 3. Trong 16 mnh ghp c 3 l Lucky number. Nu chn c s c cng 10 im m khng cn tr li cu hi. Ch c tr li tn bc tranh khi i lt c 3 mnh ghp tr ln. Tr li ng s c 50 im, tr li sai s b tr 50 im 2. Vinylaxetilen cng hp vi brom thu dc bao nhiu sn phm? S S S A B C D 1 sn phm 2 sn phm 3 sn phm 4 sn phm 3. Dy cht no di y u tc dng c vi glyxerol ? S S S A B C D Na, CO2, HNO3 Na, CaCO3, Cu(OH)2 Na, CH3COOH, Cu(OH)2, Na, CH3COOH, CO2 4. Cao su buna c tng hp t monome no ? S SS A B C D ivinyl Isopren Etilen Vinylclorua 5. Dn xut halogen no d tham gia phn ng th nguyn t halogen bng nhm OH ? S S S A B C D Phenylclorua Vinylclorua Anlylclorua Etylclorua 6. C bao nhiu loi lin kt hidro trong dung dch ancol etylic ? S SS A B C D 4 loi 1 loi 2 loi 3 loi 7. Phng php no sau y khng c dng iu ch axit axetic ? S S S A B C D Phng php oxi ha andehit axetic Phng php thy phn tinh bt Phng php ln men gim Phng php i t metanol v cacbon oxit 8. Hp cht hu c no di y khi oxi ha bng KMnO4/H2SO4 th thu c hp cht v c S SS A B C D Axit oxalic Axit axetic Axit xitric Axit tactric 9. X l hidrocacbon. X tc dng vi AgNO3/NH3 to kt ta vng nht. X l : S S S A B C D But-2-in Pent-2-in But-1-in 2-metylpent-2-in 10. Dy cht no di y u c th tham gia phn ng trng bc ? S S S A B C D HCHO, CH3CHO, CH3COOH HCHO, HCOOH, CH3COCH3 HCHO, HCOONH4, HCOOH HCHO, HCOOH, C2H5COOH 11. Andehit axetic tc dng vi Cu(OH)2/t0. Hin tng xy ra ? S S S A B C D C kt ta en xut hin C kt ta xanh xut hin C kt ta vng xut hin C kt ta nu xut hin 12. Nha PS c iu ch t monome no S S S A B C D Benzen Etylen Stiren Isopren 13. Brm ha nitro benzen thu c sn phm no sau y S S S A B C D 2-brm-2-nitrobenzen 1-brm-2-nitrobenzen 1-brm-3-nitrobenzen. 2-brm-3-nitrobenzen