題目列表(包括答案和解析)
A.CH3CH2Br+NaHSCH3CH2SH+NaBr
B.CH3I+CH3ONaCH3OCH3+NaI
C.CH3CH2Cl+CH3ONaCH3Cl+CH3CH2ONa
D.CH3CH2Cl+CH3CH2ONa(CH3CH2)2O+NaCl
(1)CH3CH2Br+NaHS
(2)CH3I+CH3COONa
(3)由CH3I、CH3CH2OH、Na合成CH3—O—CH2CH3
鹵代烴的取代反應,實質(zhì)是帶負電荷的原子團取代了鹵代烴中的鹵原子,例如:
CH3Br+OH-(或NaOH)→CH3OH+Br-(或NaBr)。下列反應的化學方程式中,不正確的是
A.CH3CH2Br+NaHS→CH3CH2HS+NaBr |
B.CH3I+CH3ONa→CH3O CH3+NaI |
C.CH3CH2Cl+CH3ONa→CH3Cl+CH3CH2ONa |
D.CH3CH2Cl+CH3CH2 ONa→(CH3CH2)2O+NaCl |
鹵代烴的取代反應,實質(zhì)是帶負電荷的原子團取代了鹵代烴中的鹵原子,例如:
CH3Br+OH-(或NaOH)→CH3OH+Br-(或NaBr)。下列反應的化學方程式中,不正確的是
A. CH3CH2Br+NaHS→CH3CH2HS+NaBr
B. CH3I+CH3ONa→CH3O CH3+NaI
C. CH3CH2Cl+CH3ONa→CH3Cl+CH3CH2ONa
D. CH3CH2Cl+CH3CH2 ONa→(CH3CH2 )2O+NaCl
鹵代烴的取代反應,實質(zhì)是帶負電荷的原子團取代了鹵代烴中的鹵原子,如:
CH3Br+OH-(或NaOH)→CH3OH+Br-(或NaBr)。
下列反應的化學方程式中,不正確的是
A. CH3CH2Br+NaHS→CH3CH2HS+NaBr
B. CH3I+CH3ONa→CH3OCH3+NaI
C. CH3CH2Cl+CH3ONa→CH3Cl+CH3CH2ONa
D. CH3CH2Cl+CH3CH2ONa→CH3CH2OCH2CH3+NaCl
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