内容正文:
第七单元
第一节、第二节
酸及其性质、碱及其性质
知识清单·理脉络
常考化学方程式集锦
(1)物质与酸的反应
①___________________________、______________________________
②___________________________、 _____________________________
③______________________________、 ________________________________
④________________________________、 _________________________________
⑤________________________________
⑥__________________________________
Zn+2HCl===ZnCl2+H2↑
Zn+H2SO4 === ZnSO4+H2↑
Fe+2HCl === FeCl2+H2↑
Fe+H2SO4 === FeSO4+H2↑
CuO+2HCl === CuCl2+H2O
CuO+H2SO4 === CuSO4+H2O
Fe2O3+6HCl === 2FeCl3+3H2O
Fe2O3+3H2SO4 === Fe2(SO4)3+3H2O
AgNO3+HCl === AgCl↓+HNO3
H2SO4+BaCl2 === BaSO4↓+2HCl
⑦_______________________________________
⑧______________________________________
⑨________________________________________________
Ba(NO3)2+H2SO4 === BaSO4↓+2HNO3
2HCl+CaCO3 === CaCl2+H2O+CO2↑
Na2CO3+2HCl === 2NaCl+H2O+CO2↑(合理即可)
(2)物质与碱的反应
①_________________________________、
__________________________________
②________________________________、
_________________________________
③________________________________________、
________________________________________
④_____________________________________
CO2+2NaOH === Na2CO3+H2O
CO2+Ca(OH)2 === CaCO3↓+H2O
SO2+2NaOH === Na2SO3+H2O
SO2+Ca(OH)2 === CaSO3+H2O
2NaOH+CuSO4 === Cu(OH)2↓+Na2SO4
Ca(OH)2+CuSO4 === CaSO4+Cu(OH)2↓
FeCl3+3NaOH === Fe(OH)3↓+3NaCl
⑤_______________________________________、
_______________________________________
⑥________________________________________
⑦______________________________、
__________________________________
⑧____________________________________、
____________________________________
2NaOH+MgCl2 === Mg(OH)2↓+2NaCl
Ca(OH)2+MgCl2 === Mg(OH)2↓+CaCl2
Ca(OH)2+Na2CO3 === CaCO3↓+2NaOH
NaOH+HCl === NaCl+H2O
Ca(OH)2+2HCl === CaCl2+2H2O
2NaOH+H2SO4 === Na2SO4+2H2O
Ca(OH)2+H2SO4 === CaSO4+2H2O
一、常见的酸
二、酸的化学性质
项目 氢氧化钠 氢氧化钙
俗名 烧碱、火碱、苛性钠 熟石灰、消石灰
色态 白色固体 白色粉末状固体
溶解性 极易溶于水且放出大量的热,暴露在空气中易吸收水分潮解,易吸收CO2而变质 微溶于水,溶解放