题目内容
下列反应中都有水的参加,其中水既不做氧化剂,又不做还原剂的反应是
B
解析
下列反应中都有水的参加,其中水既不作氧化剂又不作还原剂的氧化还原反应是
A.
2Na2O2+2H2O4NaOH+O2↑
B.
CaO+H2OCa(OH)2
C.
2Na+2H2O2NaOH+H2↑
D.
C+H2OCO+H2
A.2Na2O2+2H2O4NaOH+O2↑
B.CaO+H2OCa(OH)2
C.2Na+2H2O2NaOH+H2↑
D.C+H2OCO+H2
A.2Na2O2+2H2O4NaOH+O2↑?
B.CaO+H2OCa(OH)2?
C.2Na+2H2O2NaOH+H2↑?
D.C+H2OCO+H2 ?
A.2Na+2H2O=2NaOH+H2↑ B.CaO +H2O=Ca(OH)2
C.NaH+H2ONaOH+H2↑ D.C+H2OCO+H2