下列反应中,不属于置换反应的是                        

下列反应中,不属于置换反应的是                                                                    

   A2MgCO2点燃2MgOC           B2Na2H2O2NaOHH2↑      

CCl22NaBr2NaClBr2          D2Na2O22H2O4NaOHO2

答案

D

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