电子课本网 第1页

第1页

信息发布者:
B
C
D
C
​$ \ \text {Mg+2HCl}\xlongequal[\ \ \ \ \ \ ]{}\ \text {MgCl}_2+\ \text {H}_2↑$​
​$ \ \text {CaCO}_3+2\ \text {HCl}\xlongequal[\ \ \ \ \ \ ]{\ \ \ \ \ \ }\ \text {CaCl}_2+$​
​$ \ \text {H}_2\ \text {O}+\ \text {CO}_2↑($​复分解反应)
​$ \ \text {Fe+H}_2\ \text {SO}_4\xlongequal[\ \ \ \ \ \ ]{}\ \text {FeSO}_4+\ \text {H}_2↑$​
​$ \ \text {Fe}_2\ \text {O}_3+\ \text {6HCl}\xlongequal[\ \ \ \ \ \ ]{}\ \text {2FeCl}_3+3\ \text {H}_2\ \text {O}($​复分解反应)