共价键断裂有均裂和异裂两种方式.均裂:A:B→A·+B·.异裂:A:B→A++[∶B]-.下列化学反应中发生共价键均裂的是 A.2K+2H2O=2KOH+H2↑ B.2Na+2C2H5OH=2C2H5ONa+H2↑ C.Na2CO3+H2O=NaHCO3+NaOH D.CH3COOH+C2H5OH→CH3COOC2H5+H2O 查看更多

 

题目列表(包括答案和解析)

共 价键的断裂有均裂和异裂两种方式,即均裂:A∶B→A·+B·,
异裂:A∶B→A+[∶B]。下列 化学反应中发生共价键均裂的是

A.2K+2H2O=== 2KOH+H2B.2Na+2C2H5OH―→2C2H5ONa+H2
C.HCl+NaOH ===" NaCl" + H2OD.CH3COOH+C2H5OHH2O+CH3COOC2H5

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共价键的断裂有均裂和异裂两种方式,即均裂:A∶B→A·+B·,异裂:A∶B→A+[∶B]。下列化学反应中发生共价键均裂的是(   )

A.2K+2H2O===2KOH+H2
B.2Na+2C2H5OH―→2C2H5ONa+H2
C.HCl+NaOH ===" NaCl" + H2O
D.CH3COOH+C2H5OHH2O+ CH3COOC2H5

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共价键的断裂有均裂和异裂两种方式,即均裂:A∶B→A·+B·,异裂:A∶B→A+[∶B]。下列化学反应中发生共价键均裂的是(   )

A.2K+2H2O===2KOH+H2

B.2Na+2C2H5OH―→2C2H5ONa+H2

C.HCl+NaOH ===" NaCl" + H2O

D.CH3COOH+C2H5OHH2O+ CH3COOC2H5

 

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共 价键的断裂有均裂和异裂两种方式,即均裂:A∶B→A·+B·,

异裂:A∶B→A+[∶B]。下列 化学反应中发生共价键均裂的是

A.2K+2H2O=== 2KOH+H2↑                B.2Na+2C2H5OH―→2C2H5ONa+H2

C.HCl+NaOH ===" NaCl" + H2O              D.CH3COOH+C2H5OHH2O+CH3COOC2H5

 

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共价键的断裂有均裂和异裂两种方式,即均裂:A∶B → A·+B· ;异裂:A∶B → A++[∶B]。下列化学反应中发生共价键均裂的是

A.2K+2H2O=2KOH+H2

B.2Na+2C2H5OH → 2C2H5ONa+H2

C.Na2CO3+H2ONaHCO3+NaOH

D.CH3COOH+C2H5OH  H2O+CH3COOC2H5

 

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