第32页 - 创新优化学案九年级化学沪教版

$\ \text {Fe+CuSO}_4\xlongequal[\ \ \ \ \ \ ]{}\ \text {FeSO}_4+\ \text {Cu}$

$\ \text {Zn+H}_2\ \text {SO}_4\xlongequal[\ \ \ \ \ \ ]{}\ \text {ZnSO}_4+\ \text {H}_2↑$

$\ \text {2Al+6HCl}\xlongequal[\ \ \ \ \ \ ]{}\ \text {2AlCl}_3+3\ \text {H}_2↑$

$\ \text {3H}_2+\ \text {Fe}_2\ \text {O}_3\xlongequal[\ \ \ \ \ \ ]{高温}\ \text {2Fe+3H}_2\ \text {O}$

$\ \text {Fe}_2\ \text {O}_3+\ \text {6HCl}\xlongequal[\ \ \ \ \ \ ]{}\ \text {2FeCl}_3+3\ \text {H}_2\ \text {O}$

$\ \text {Fe}_2\ \text {O}_3+3\ \text {H}_2\ \text {SO}_4\xlongequal[\ \ \ \ \ \ ]{}\ \text {Fe}_2(\ \text {SO}_4)_3+3\ \text {H}_2\ \text {O}$

$\ \text {3CO+Fe}_2\ \text {O}_3\xlongequal[\ \ \ \ \ \ ]{高温}\ \text {2Fe+3CO}_2$

$\ \text {CO+CuO}\xlongequal[\ \ \ \ \ \ ]{△}\ \text {Cu+CO}_2$

$\ \text {C+CO}_2\xlongequal[\ \ \ \ \ \ ]{高温}2\ \text {CO}$

$\ \text {Cu}+2\ \text {AgNO}_3\xlongequal[]{}\ \text {2Ag+Cu(NO}_3\ \text {)}_2$

$\ \text {Fe+2HCl}\xlongequal[\ \ \ \ \ \ ]{}\ \text {FeCl}_2+\ \text {H}_2↑$

$\ \text {Mg+H}_2\ \text {SO}_4\xlongequal[\ \ \ \ \ \ ]{}\ \text {MgSO}_4+\ \text {H}_2↑$

$\ \text {2Cu+O}_2\xlongequal[\ \ \ \ \ \ ]{△}2\ \text {CuO}$

$4\ \text {Al}+3\ \text {O}_2\xlongequal[\ \ \ \ \ \ ]{△}2\ \text {Al}_2\ \text {O}_3$

$2 \mathrm{Al}_{2} \mathrm{O}_{3}(熔融) \xlongequal[\ \ \ \ \ \ ]{通电}4 \mathrm{Al}+3 \mathrm{O}_{2} \uparrow$