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KHI NG

Trong vng 30 giy, mi i khi ng vi ti a 4 cu hi thuc ch Ancol Phenol.Mi cu tr li ng c 10 im. Tr li sai khng b tr im.

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1009080706050403020100987654321TIPSAncol l nhng hp cht hu c m phn t c nhm. lin kt trc tip vi nguyn t cacbon. no.Cc ancol (CH3)2CHOH ; CH3CH2OH ; (CH3)3COH c bc ancol ln lt l?

Hin tng khi nh nc brom vo dung dch phenol l g?Lin kt O-H ancol phn cc hn lin kt O-H phenol, ng hay sai?

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1009080706050403020100987654321TIPSCc ancol u tham gia phn ng vi NaOH, ng hay sai?Tn thng thng ca ancol sau: (CH3)2CHOHKhi un nng hn hp ancol etylic v ancol isopropylic vi H2SO4 c 140oC c th thu c ti a bao nhiu ete?

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1009080706050403020100987654321TIPSPhenol l nhng hp cht hu c m phn t c cha nhm hiroxyl (OH) lin kt trc tip vi nguyn t cacbon ca..

Dy sau u gm cc cht u tc dng c vi ancol etylic, ng hay sai?HBr (to), Na, CuO (to), CH3COOH (xc tc).

Hy gi tn thng thng ca cht sau: C6H5CH2OHCo bao nhiu ancol thm c cng thc phn t C8H10O?

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VT CHNG NGI VT

C 8 hng ngang. Trong , 7 hng ngang c cc ch c t m l cc ch ci trong t cha kha, hng ngang cn li khng c. Mi hng ngang c 10 im, sai khng b tr im.T cha kha l ting Vit khng du, mi i phi t thm du vo thnh cu c ngha. C th bm chung tr li kha bt k lc no.Tr li ng t kha trong 2 hng ngang ghi c 100 im, 4 hng ngang ghi c 80 im, 6 hng ngang ghi c 60 im, tr li khi c gi ca chng trnh ch ghi c 20 im. Tr li sai b loi khi vng chi.

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EP143526XETO

HIRLIPHOEOLNTANOLOCREZLOMETANLO

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I 1I 2I 3120110100908070605040302010012011010090807060504030201001201101009080706050403020100

in t vo ch trng:Ancol bc II b oxi ha nh to thnh

in t vo ch trng: Ancol tan tt trong nc nh to lin kt vi nc. Nhng cht: catechol, rezoxinol, hiroquinon c xp vo lai phenol no?in t vo ch trng:l ancol c s dng nhiu nht. c dng lm nguyn liu sn xut cc hp cht khc, lm dung mi pha ch, lm nhin liu ..v..vTn thng thng ca 2-metylphenol? lm gim gi thnh v tng dung tch ngi ta trn vo ru mt cht rt c, ch cn mt lng nh cng c th gy m la, lng ln c th gy t vong. y l cht g?

1514131211109876543210

Gi im chung ca ancol v phenol.NHM OH

TNG TC

Mi i u tr li 3 cu hi c a ra trong thi gian 60 giy mi cu. i tr li ng v nhanh nht ghi c 60 im, i tr li ng v nhanh th hai c 40 im, i tr li ng v nhanh th ba c 20 im v i cui cng c 10 im.

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Hy xem th nghim sau v cho bit th nghim minh ha cho phn ng gia cc cht no?

p n: Glixerol v Cu(OH)2Sp xp cc cht sau theo th t gim dn nhit si:CH3CH2OHCH3CH3CH3OCH3CH3CH2CH2OH

p n: (4) (1) (3) (2)Chi ra dy cc cht khi tach nc tao 1 anken duy nht?A. Metanol ; etanol ; butan-2-ol.B. Etanol; butan -1,2-iol ; 2-metylpropan-1-ol.C. Propanol-1; 2-metylpropan-1-ol; butan-1-ol.D. Propan-2-ol ; butan -1-ol ; pentan -2-ol.p n: CVT CHNG NGI VT

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V CH

Mi i chi s ln lt chn 1 gi cu hi gm 2 cu, tt c cc i cng tr li. Sau khi MC c xong cu hi, th sinh c 1 pht 30 giy suy ngh v tr li, tr li ng ghi c 20 im, sai khng b tr im. i chi c quyn t ngi sao hy vng trc bt k cu hi no, ng ghi c 40 im, sai b tr 20 im. Cc i khc tr li ng cu hi c 20 im, sai khng b tr im.

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GI 1

21Cho bit tn thay th ca cht sau?Cho 12,8 gam dung dch ancol A (trong nc) c nng 71,875% tc dng vi lng Na d thu c 5,6 lt kh (ktc). Cng thc ca ancol A l g?

p n: 2,4-dimethylpent-3-en-1-olp n: C3H5(OH)3.

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GI 2

21 lm gim gi thnh v tng dung tch ngi ta trn vo ru mt cht rt c, ch cn mt lng nh cng c th gy m la, lng ln c th gy t vong. y l cht g?Pha a gam ancol etylic (d = 0,8 g/ml) vao nc c 80 ml ancol 25o Tnh a?

p n: Metanolp n: 16 gam

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GI 3

21Cho cc hp cht sau : HOCH2CH2OH(b) HOCH2CH2CH2OH(c) HOCH2CH(OH)CH2OH (d) CH3CH(OH)CH2OH(e) CH3CH2OH (f) CH3OCH2CH3C bao nhiu cht u tc dng c vi Na v Cu(OH)2 ?Hn hp X gm phenol v ancol etylic. Cho 14,0 gam hn hp X tc dng vi natri d thy c 2,24 lt kh thot ra (ktc). Tnh phn trm khi lng ca phenol trong X?

p n: 3p n: 67,14%

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