下列反应属于置换反应的是 A. H2CO3   H2O+CO2↑               

下列反应属于置换反应的是

A. H2CO3   H2O+CO2                B. 4P+5O2  点燃 2P2O5

C. Zn+H2SO4   ZnSO4+H2            D. HNO3+NaOH    NaNO3+H2O

答案

C

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