初三化学用语一、１~２０号元素：氢_____氦_____锂_____铍_____硼______，碳______氮______氧______氟_____氖______，钠_____镁_____铝_____硅_____磷______，硫______氯______氩______钾_____钙______。二、常见元素的化合价：一价钾____钠____氯_____氢_____银____；二价氧_____钙____镁____钡____锌____；三铝____四硅____五氮_____磷____；二、三铁_______，二、四碳_______；二、四、六硫_______都齐全；铜_____汞_____二价最常见。（加点的元素为负价）三、常见的离子符号：氢离子______氧离子______钾离子______钙离子______钠离子_______镁离子______铝离子______锌离子______银离子_______氟离子_______★铁离子______亚铁离子______★硫离子______氯离子______钡离子______铜离子______汞离子_______★氢氧根离子________硝酸根离子__________碳酸根离子____________硫酸根离子________铵根离子____________★四、常见物质的化学式：氧气______氢气________氮气_______氯气_______氨气________氦气_____氖气______氩气______水________二氧化碳_________一氧化碳_________二氧化硫___________四氧化三铁___________氧化铁___________氧化亚铁__________二氧化氮__________一氧化氮____________五氧化二磷_________二氧化锰________氧化镁__________氧化铜______氧化钙_________氧化钾________氧化钠_______二氧化硅________氧化汞________氧化铝___________氧化钡________氧化锌_________氯化钠_______氯化氢__________氯化钾__________氯化钙_______氯化镁_________氯化铝_________氯化铁__________氯化亚铁________氯化银________氯化锌________氯化铜_________氯化钡__________氯化铵__________硫酸__________盐酸___________硝酸___________碳酸________氢氧化钠________氢氧化钾________氢氧化钙___________氢氧化铜___________氢氧化镁__________氢氧化钡_________氢氧化铁____________氢氧化亚铁__________氢氧化铝__________氨水__________硝酸钠_________硝酸钾_________硝酸镁_________硝酸钙__________硝酸铁_________硝酸亚铁________硝酸铝________硝酸铜_______硝酸钡___________硝酸锌_________硝酸铵__________硝酸汞_________硝酸银_________碳酸钠_________碳酸钾________碳酸钙_________碳酸钡_________碳酸镁_________碳酸氢钠_______碳酸氢铵_______碳酸氢钙________硫酸钠_________硫酸钾_________硫酸钙________硫酸铁___________硫酸亚铁________硫酸钡________硫酸镁________硫酸铵_________硫酸铝__________硫酸锌_________硫酸铜________高锰酸钾______锰酸钾_______氯酸钾_________过氧化氢________★酒精_________乙醇_________双氧水_________甲烷________金刚石、石墨________木炭_______活性炭______红磷、白磷_______水银________生石灰_________干冰________石灰石、大理石________★熟石灰、消石灰_______火碱、烧碱、苛性钠___________纯碱、苏打_______食盐________小苏打__________★葡萄糖________醋酸_________五、常见物质反应的化学方程式：1、木炭在空气（或氧气）里燃烧______________________________________________________________________________2、硫粉在空气（或氧气）里燃烧1_______________________________________________________________________________3、镁带在空气里燃烧______________________________________________________________________________4、细铁丝在氧气里燃烧★______________________________________________________________________________5、红磷（或白磷）在空气里燃烧★______________________________________________________________________________6、氢气在空气（或氧气）里燃烧（或爆炸）★______________________________________________________________________________7、一氧化碳在空气里燃烧（或爆炸）★______________________________________________________________________________8、甲烷在空气里燃烧（或爆炸）★_____________________________________...
