问题:
下列反应中化合物作还原剂的是
A.2Na+2H2O = 2NaOH+H2
B.Cl2+2NaBr = 2NaCl+Br2
C.SiCl4 +2H2 =" Si" + 4HCl
D.C+H2O = CO+H2
下列反应中化合物作还原剂的是
A.2Na+2H2O = 2NaOH+H2 | B.Cl2+2NaBr = 2NaCl+Br2 |
C.SiCl4 +2H2 =" Si" + 4HCl | D.C+H2O = CO+H2 |
参考答案: