摘要：5．下列反应中水只作还原剂的是 ( ) A．2Na +2H2O = 2NaOH + H2↑ B．2Na2O2 + 2H2O = 4NaOH + O2↑ C．2F2 + 2H2O = 4HF + O2 D．Cl2 + H2O = HCl + HClO
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下列反应中水只作还原剂的是
| A．2Na +2H2O =" 2NaOH" + H2↑ | B．Na2O + H2O ="2NaOH" |
| C．2F2 + 2H2O =" 4HF" + O2 | D．Cl2 + H2O = HC 1+ HC1O |
下列反应中水只作还原剂的是
| A．2Na +2H2O =" 2NaOH" + H2↑ | B．Na2O + H2O ="2NaOH" |
| C．2F2 + 2H2O =" 4HF" + O2 | D．Cl2 + H2O = HC 1+ HC1O |
下列反应中水只作还原剂的是
A．2Na +2H2O = 2NaOH + H2↑ B．Na2O + H2O =2NaOH
C．2F2 + 2H2O = 4HF + O2 D．Cl2 + H2O = HC1+ HC1O
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