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10积分![《初中9科全套视频课程：趣味学习资源合集》[mp4][175.9GB]](https://panlike.com/wp-content/uploads/thumb/replace/2026/02/26/fill_w300_h200_g0_mark_3360a0acdc31f26909f60a28eb668b34.webp)
![《初中9科全套视频课程：趣味学习资源合集》[mp4][175.9GB]](https://panlike.com/wp-content/uploads/thumb/replace/2026/02/26/fill_w240_h160_g0_mark_3360a0acdc31f26909f60a28eb668b34.webp)
01.地球的形状和大小.mp435.8MB02.纬线和纬度.mp434.8MB03.经线和经度.mp438.72MB04.利用经纬网定位.mp429.26MB05.地球的自转特征.mp431.28MB06.地球自转的意义.mp437.13MB07.地球公转产生的现象.mp440.23MB08.地球公转的基本特征.mp440.19MB09.太阳.mp440.31MB10.月球.mp445.4MB11.区时的换算.mp437.15MB12.日食和月食.mp436.6MB13.月相.mp440.59MB14.八大行星.mp451.37MB15.卫星、彗星、小行星.mp438.31MB16.星座.mp444.14MB17.宇宙的结构层次.mp433.96MB01.雄踞东方的大洲.mp441.96MB02.世界第一大洲.mp433.57MB03.地势与河流.mp440.43MB04.亚洲复杂多样的气候.mp438.22MB05.一衣带水、多山地丘陵的岛国.mp432.84MB06.日本气候灾害和自然资源.mp438.14MB07.日本与世界联系密切的日本.mp434.9MB08.日本东西方兼容的文化.mp428.16MB09.东南亚“十字路口”的位置.mp439.64MB10.东南亚热带气候与农业生产.mp446.89MB11.东南亚山河相间与城市分布.mp442.37MB12.东南亚热带旅游胜地.mp432.65MB13.世界第二人口大国.mp442.49MB14.印度迅速发展的服务外包产业.mp435.67MB15.俄罗斯横跨亚欧大陆北部.mp443.85MB16.俄罗斯自然资源与工业.mp429.41MB17.俄罗斯交通与城市.mp438.63MB19.欧洲的地理特征.mp447.44MB01.“三洲五海之地”.mp438.93MB02.世界是石油宝库.mp437.6MB03.欧洲西部工业与国家.mp438.4MB04.欧洲西部发达的畜牧业.mp437.49MB06.撒哈拉以南非洲黑种人的故乡.mp441.7MB07.世界活化石博物馆.mp437.83MB08.“骑在羊背上的国家”.mp436.67MB09.“坐在矿车上的国家”.mp439MB01.美国民族大熔炉.mp436.49MB02.美国农业地区专业化.mp435.27MB03.世界最发达的工业国家.mp435.49MB04.巴西大量混血种人的社会.mp436.92MB05.巴西发展中的工农业.mp437.67MB06.巴西热带雨林的开发和保护.mp436.36MB07.独特的自然环境.mp442.78MB08.科学考察的宝地.mp439.79MB09.极地地区的环境保护.mp435.08MB01.优越的地理位置.mp430.31MB02.海陆兼备的大国.mp439.12MB03.人口东多西少.mp433.91MB01.地形类型多样,山区面积广大.mp428.58MB03.长江的开发与治理.mp438.33MB05.地理差异显著.mp434.87MB06.秦岭淮河.mp440.81MB07.四大地理区域.mp431.78MB01.黑土地、黄土地.mp430.52MB02.重要的旱作农业区.mp434.67MB03.山环水绕 沃野千里.mp434.7MB04.从“北大荒”到“北大仓”.mp428.18MB05.我国最大的重工业基地.mp428.78MB06.文明的摇篮.mp439.36MB07.风吹来的黄土.mp437.39MB08.严重的水土流失.mp435.74MB09.水土保持.mp437.83MB10.北京-政治文化中心.mp435.62MB11.历史悠久的古城.mp435.01MB12.现代化的大都市.mp428.54MB01.气候湿热的红土地.mp442.33MB02.重要的水田农业区.mp434.61MB03.江海交汇之地.mp434.86MB04.中国最大的城市群.mp432.83MB05.水乡文化特色与旅游.mp435.64MB06.长株潭城市群的发展差异.mp436.23MB07.贵州.mp435.54MB08.特别行政区.mp433.15MB09.港澳与祖国内地的密切联系.mp417.25MB10.不可分割的神圣领土.mp433.29MB11.美丽富饶的宝岛.mp438.55MB12.外向型经济.mp429.52MB01.草原和荒漠.mp444.79MB02.牧区和灌溉农业区.mp435.37MB03.沙漠和戈壁广布.mp429MB04.油气资源的开发.mp435.61MB01.青藏地区的自然环境.mp434.54MB02.高寒牧区和河谷农业区.mp433.34MB03.江河的源地.mp435.87MB04.三江源地区的保护.mp433.24MB05.新疆.mp439.45MB01.中国发展成就.mp426.86MB02.发展中面临的挑战.mp436.94MB03.做负责任的大国.mp434.22MB1. 什么是化学.mp415.87MB2. 化学发展史.mp418.66MB1. 化学变化和物理变化.mp418.85MB2. 化学性质和物理性质.mp428.29MB3. 对蜡烛及其燃烧的探究.mp416.13MB4. 对人体吸入的空气和呼出的气体的探究.mp423.7MB5. 简单仪器.mp416.45MB6. 药品的取用.mp440.93MB7. 天平的使用.mp416.05MB8. 量筒的使用.mp414.83MB9. 酒精灯的使用.mp427.43MB10. 连接仪器装置.mp419.53MB11. 玻璃仪器洗干净的标准.mp47.55MB1. 空气中氧气含量的测定实验.mp427.14MB2. 空气成分.mp410.94MB3. 纯净物混合物的分类.mp413.89MB4. 空气中氮气和稀有气体的用途.mp412.46MB5. 空气污染及防治.mp414.92MB1. 氧气的物理性质.mp47.15MB2. 木炭燃烧.mp48.42MB3. 硫燃烧.mp47.28MB4. 铁燃烧.mp416.99MB5. 氧气的化学性质和用途.mp48.55MB6. 氧化反应.mp46.13MB7. 化合反应与氧化反应.mp415MB8. 加热高锰酸钾制氧气.mp420.2MB9. 过氧化氢溶液制氧气.mp413.11MB10. 氧气的收集、验满与检验.mp411.24MB11. 气体制取装置的选择.mp413.26MB12. 催化剂.mp416.21MB13. 分解反应.mp46.58MB14. 氧气的工业制法.mp46.38MB1. 物质的构成及分子的特征.mp418.26MB2. 探究分子运动实验.mp415.22MB3. 分子.mp414.7MB4. 用分子的观点解释物质的组成.mp414.45MB5. 用分子的观点解释物质的变化.mp49.41MB6. 分子与原子的区别与联系.mp421.13MB8. 原子的构成.mp414.94MB9. 原子核外电子的排布.mp415.04MB10. 原子结构示意图.mp421.63MB11. 原子结构与原子化学性质的关系.mp416.21MB12. 离子的定义及分类.mp411.06MB13. 离子符号的写法与意义.mp417.62MB14. 相对原子质量.mp410.2MB15. 相对原子质量、质子数、中子数之间的关系.mp414.59MB16. 元素的定义.mp414.15MB17. 地壳中元素的含量.mp47.97MB18. 元素符号的写法及意义.mp415.65MB19. 元素周期表简介及元素周期表提供的信息.mp413.7MB1. 爱护水资源.mp49.94MB2. 自来水净化.mp47.67MB3. 过滤.mp413.52MB4. 硬水和软水.mp49.15MB5. 氢气的性质与检验.mp49.65MB6. 水的组成实验.mp49.26MB7. 纯净物的分类――单质、化合物、氧化物.mp412.93MB9. 化学式的意义.mp413.41MB10. 化学式的读写.mp412.17MB11. 化合价.mp414.71MB12. 化合价的应用.mp416.45MB13. 原子团.mp429.85MB14. 化学符号及周边数字的意义.mp410.52MB15. 有关相对分子质量的计算.mp410.07MB1. 化学反应前后物质的质量关系的实验探究.mp438.7MB2. 质量守恒定律.mp423.61MB3. 实验探究质量守恒定律时应注意的问题.mp418.16MB4. 质量守恒定律的微观解释.mp422.22MB5. 质量守恒定律的相关计算.mp423.87MB6. 化学方程式.mp425.78MB7. 化学方程式的书写原则与步骤.mp430.08MB8. 化学方程式的配平方法.mp434.96MB9. 化学方程式的简单计算.mp416.11MB1. 碳的几种单质.mp425.07MB2. 常温下化学性质稳定.mp49.45MB3. 碳与氧气的反应——可燃性.mp424.35MB4. 碳与某些氧化物的反应——还原性.mp418.34MB5. 二氧化碳的实验室制法.mp421.7MB6. 二氧化碳的实验室制法原料的选择.mp416.11MB7. 二氧化碳的物理性质.mp420.69MB8. 二氧化碳的化学性质--与水的反应.mp416.54MB9. 二氧化碳的化学性质--与澄清石灰水的反应.mp414.16MB10. 二氧化碳的用途及危害.mp420.67MB11. 一氧化碳的物理性质和毒性.mp421.45MB12. 一氧化碳的化学性质--可燃性.mp411.89MB13. 一氧化碳的化学性质--还原性.mp416.27MB14. 碳及其化合物的相互转化关系.mp415.28MB1. 燃烧和燃烧的条件.mp418.85MB2. 探究燃烧的条件.mp420.91MB3. 灭火的原理和方法.mp422.2MB4. 灭火器.mp418.41MB5. 易燃物和易爆物的安全知识.mp422.09MB6. 化学反应中的能量变化.mp416.63MB7. 煤和石油.mp414.77MB8. 天然气.mp417.7MB9. 合理利用与开发化石能源.mp415.29MB10. 使用燃料对环境的影响.mp419.77MB11. 能源的利用与开发.mp417.42MB1. 几种重要的金属.mp435.33MB2. 合金.mp431.59MB3. 金属与氧气的反应.mp423.07MB4. 探究金属与盐酸、稀硫酸的反应.mp428.75MB5. 金属与盐酸、稀硫酸的反应.mp425MB6. 金属与酸反应-图象问题（一）.mp424.23MB7. 金属与酸反应-图象问题（二）.mp416.81MB8. 金属与酸反应-天平问题.mp421.6MB9. 金属与酸反应-混合物计算.mp414.97MB10. 置换反应.mp413.44MB11. 探究金属活动性顺序.mp419.64MB12. 金属活动性顺序及其应用.mp424.58MB13. 选择试剂验证金属的活动性顺序.mp420.12MB14. 金属质量变化的判断.mp417.16MB15. 滤液与滤渣.mp425.55MB16. 金属流程.mp420.7MB1. 金属在自然界中的存在.mp418.21MB2. 工业炼铁.mp418.55MB3. 一氧化碳还原氧化铁实验.mp421.7MB4. 铁生锈条件的探究.mp427.04MB5. 金属资源保护.mp421.4MB1. 溶液的形成、概念及特征.mp430.18MB2. 溶液的组成、命名及用途.mp425.8MB3. 溶解时的吸热或放热现象.mp423.53MB4. 乳化现象.mp428.71MB5. 饱和溶液和不饱和溶液.mp430.82MB6. 饱和溶液、不饱和溶液与浓溶液、稀溶液之间的关系.mp420.05MB7. 结晶.mp414.74MB8. 固体溶解度.mp443.4MB9. 固体溶解度的表示方法.mp425.74MB10. 固体溶解度曲线的应用.mp424.89MB11. 气体溶解度.mp423.62MB13. 溶质的质量分数.mp416.39MB14. 溶质质量分数和溶解度的区别和联系.mp432.35MB15. 溶液计算―直接计算.mp422.23MB16. 溶液计算―稀释、浓缩问题.mp417.5MB17. 溶液计算―与化学方程式的相关计算.mp423.16MB18. 溶液的配制.mp422.1MB1. 酸、碱与指示剂作用.mp418.92MB2. 几种常见的酸.mp417.49MB3. 浓硫酸的腐蚀性.mp417.09MB4. 浓硫酸的稀释.mp49.65MB5. 酸的化学性质.mp413.99MB6. 酸与金属氧化物的应用.mp412.58MB7. 几种常见的碱--氢氧化钠.mp414.96MB8. 几种常见的碱--氢氧化钙.mp414.16MB9. 碱的化学性质.mp411.83MB10. 酸、碱分别具有相似化学性质的原因.mp412.05MB12. 中和反应.mp434.62MB13. 中和反应在实际中的应用.mp414.16MB14. 溶液酸碱度的表示法-pH.mp421.92MB15. 中和反应的验证.mp430.68MB16. 溶液pH变化问题.mp422.35MB1. 氯化钠.mp422.53MB2. 粗盐提纯.mp420.36MB3. 碳酸钙.mp412.47MB4. 碳酸钠.mp420.9MB5. 碳酸氢钠.mp415.99MB6. 碳酸根离子的检验.mp417.24MB7. 复分解反应.mp423.38MB9. 常见化肥的种类和作用.mp416.72MB10. 化肥的简易鉴别.mp414.08MB11. 氮肥的简单鉴别.mp412.48MB1. 蛋白质.mp412.1MB2. 糖类.mp419.38MB3. 油脂和维生素.mp416.66MB4. 化学元素与人体健康.mp416.05MB5. 有机化合物.mp416.97MB6. 有机合成材料.mp421.83MB
赠送：初中化学答案.pdf62.77MB赠送：初中化学习题.pdf21.82MB1. 我们周围的空气 复习.mp449.46MB2. 物质构成的奥秘 复习.mp443.71MB3. 自然界的水 复习.mp438.56MB4. 化学式与化学价 复习.mp441.92MB5. 化学方程式（上） 复习.mp436.67MB6. 化学方程式（下） 复习.mp439.7MB7. 碳和碳的氧化物（上） 复习.mp432.66MB8. 碳和碳的氧化物（下） 复习.mp437.88MB9. 燃料及其应用 复习.mp445.37MB10. 金属和金属材料（上） 复习.mp431.79MB11. 金属和金属材料（中） 复习.mp429.29MB12. 金属和金属材料（下）复习.mp434.99MB13. 溶液（上） 复习.mp437.42MB14. 溶液（中）复习.mp430.91MB15. 溶液（下） 复习.mp433.79MB16. 酸和碱（上） 复习.mp431.3MB17. 酸和碱（下） 复习.mp444.41MB18. 盐 化肥（上） 复习.mp433.18MB19. 盐 化肥（下） 复习.mp426.43MB20. 化学与生活 复习.mp440.09MB1. 化学计算常用方法——差量法.mp461.47MB2. 化学计算常用方法——关系式法.mp437.85MB3. 化学计算常用方法——读表题.mp430.54MB4. 化学计算常用方法——读图题.mp436.56MB5. 推断题的突破口——颜色.mp444.94MB6. 推断题的突破口——俗称和用途.mp438.93MB7. 推断题的突破口——化学之最.mp434.14MB8. 推断题的突破口——特征组成.mp437.4MB9. 推断题的突破口——特殊条件和现象.mp437.08MB10. 推断题的常用方法——穷举法.mp426.55MB11. 推断题常考的能相互转化的物质.mp434.29MB12. 推断题常考的三角关系.mp433.52MB13. 化学实验考点1——气体的检验.mp432.53MB14. 化学实验考点2——气体的除杂和干燥.mp430.02MB15. 化学实验考点3——离子的检验.mp439.24MB16. 化学实验考点4——物质的鉴别1.mp435.83MB17. 化学实验考点5——物质的鉴别2.mp432.05MB18. 化学实验考点6——物质的分离除杂1.mp429.94MB19. 化学实验考点7——物质的分离除杂2.mp436MB20. 化学实验考点8——装置气密性的检查.mp432.86MB21. 化学实验考点9——控制变量法1.mp432.83MB22. 化学实验考点10——控制变量法2.mp422.38MB23. 药品变质问题的探究——氢氧化钠的变质.mp433.25MB24. 药品变质问题的探究——氢氧化钠变质的例题分析.mp420.67MB25. 药品变质问题的探究——氢氧化钙的变质.mp430.98MB26. 药品变质问题的探究——氧化钙的变质.mp428.75MB27. 物质组成成分的探究——两种试剂混合反应后的组成.mp431.15MB28. 物质组成成分的探究——多次混合反应后的组成.mp433.14MB29. 物质组成成分的探究——生成物有两种可能的物质.mp423.61MB30. 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什么是化学.mp415.87MB2. 化学发展史.mp418.66MB1. 化学变化和物理变化.mp418.85MB2. 化学性质和物理性质.mp428.29MB3. 对蜡烛及其燃烧的探究.mp416.13MB4. 对人体吸入的空气和呼出的气体的探究.mp423.7MB5. 简单仪器.mp416.45MB6. 药品的取用.mp440.93MB7. 天平的使用.mp416.05MB8. 量筒的使用.mp414.83MB9. 酒精灯的使用.mp427.43MB10. 连接仪器装置.mp419.53MB11. 玻璃仪器洗干净的标准.mp47.55MB1. 空气中氧气含量的测定实验.mp427.14MB2. 空气成分.mp410.94MB3. 纯净物混合物的分类.mp413.89MB4. 空气中氮气和稀有气体的用途.mp412.46MB5. 空气污染及防治.mp414.92MB1. 氧气的物理性质.mp47.15MB2. 木炭燃烧.mp48.42MB3. 硫燃烧.mp47.28MB4. 铁燃烧.mp416.99MB5. 氧气的化学性质和用途.mp48.55MB6. 氧化反应.mp46.13MB7. 化合反应与氧化反应.mp415MB8. 加热高锰酸钾制氧气.mp420.2MB9. 过氧化氢溶液制氧气.mp413.11MB10. 氧气的收集、验满与检验.mp411.24MB11. 气体制取装置的选择.mp413.26MB12. 催化剂.mp416.21MB13. 分解反应.mp46.58MB14. 氧气的工业制法.mp46.38MB1. 物质的构成及分子的特征.mp418.26MB2. 探究分子运动实验.mp415.22MB3. 分子.mp414.7MB4. 用分子的观点解释物质的组成.mp414.45MB5. 用分子的观点解释物质的变化.mp49.41MB6. 分子与原子的区别与联系.mp421.13MB8. 原子的构成.mp414.94MB9. 原子核外电子的排布.mp415.04MB10. 原子结构示意图.mp421.63MB11. 原子结构与原子化学性质的关系.mp416.21MB12. 离子的定义及分类.mp411.06MB13. 离子符号的写法与意义.mp417.62MB14. 相对原子质量.mp410.2MB15. 相对原子质量、质子数、中子数之间的关系.mp414.59MB16. 元素的定义.mp414.15MB17. 地壳中元素的含量.mp47.97MB18. 元素符号的写法及意义.mp415.65MB19. 元素周期表简介及元素周期表提供的信息.mp413.7MB1. 爱护水资源.mp49.94MB2. 自来水净化.mp47.67MB3. 过滤.mp413.52MB4. 硬水和软水.mp49.15MB5. 氢气的性质与检验.mp49.65MB6. 水的组成实验.mp49.26MB7. 纯净物的分类――单质、化合物、氧化物.mp412.93MB9. 化学式的意义.mp413.41MB10. 化学式的读写.mp412.17MB11. 化合价.mp414.71MB12. 化合价的应用.mp416.45MB13. 原子团.mp429.85MB14. 化学符号及周边数字的意义.mp410.52MB15. 有关相对分子质量的计算.mp410.07MB1. 化学反应前后物质的质量关系的实验探究.mp438.7MB2. 质量守恒定律.mp423.61MB3. 实验探究质量守恒定律时应注意的问题.mp418.16MB4. 质量守恒定律的微观解释.mp422.22MB5. 质量守恒定律的相关计算.mp423.87MB6. 化学方程式.mp425.78MB7. 化学方程式的书写原则与步骤.mp430.08MB8. 化学方程式的配平方法.mp434.96MB9. 化学方程式的简单计算.mp416.11MB1. 碳的几种单质.mp425.07MB2. 常温下化学性质稳定.mp49.45MB3. 碳与氧气的反应——可燃性.mp424.35MB4. 碳与某些氧化物的反应——还原性.mp418.34MB5. 二氧化碳的实验室制法.mp421.7MB6. 二氧化碳的实验室制法原料的选择.mp416.11MB7. 二氧化碳的物理性质.mp420.69MB8. 二氧化碳的化学性质--与水的反应.mp416.54MB9. 二氧化碳的化学性质--与澄清石灰水的反应.mp414.16MB10. 二氧化碳的用途及危害.mp420.67MB11. 一氧化碳的物理性质和毒性.mp421.45MB12. 一氧化碳的化学性质--可燃性.mp411.89MB13. 一氧化碳的化学性质--还原性.mp416.27MB14. 碳及其化合物的相互转化关系.mp415.28MB1. 燃烧和燃烧的条件.mp418.85MB2. 探究燃烧的条件.mp420.91MB3. 灭火的原理和方法.mp422.2MB4. 灭火器.mp418.41MB5. 易燃物和易爆物的安全知识.mp422.09MB6. 化学反应中的能量变化.mp416.63MB7. 煤和石油.mp414.77MB8. 天然气.mp417.7MB9. 合理利用与开发化石能源.mp415.29MB10. 使用燃料对环境的影响.mp419.77MB11. 能源的利用与开发.mp417.42MB1. 几种重要的金属.mp435.33MB2. 合金.mp431.59MB3. 金属与氧气的反应.mp423.07MB4. 探究金属与盐酸、稀硫酸的反应.mp428.75MB5. 金属与盐酸、稀硫酸的反应.mp425MB6. 金属与酸反应-图象问题（一）.mp424.23MB7. 金属与酸反应-图象问题（二）.mp416.81MB8. 金属与酸反应-天平问题.mp421.6MB9. 金属与酸反应-混合物计算.mp414.97MB10. 置换反应.mp413.44MB11. 探究金属活动性顺序.mp419.64MB12. 金属活动性顺序及其应用.mp424.58MB13. 选择试剂验证金属的活动性顺序.mp420.12MB14. 金属质量变化的判断.mp417.16MB15. 滤液与滤渣.mp425.55MB16. 金属流程.mp420.7MB1. 金属在自然界中的存在.mp418.21MB2. 工业炼铁.mp418.55MB3. 一氧化碳还原氧化铁实验.mp421.7MB4. 铁生锈条件的探究.mp427.04MB5. 金属资源保护.mp421.4MB1. 溶液的形成、概念及特征.mp430.18MB2. 溶液的组成、命名及用途.mp425.8MB3. 溶解时的吸热或放热现象.mp423.53MB4. 乳化现象.mp428.71MB5. 饱和溶液和不饱和溶液.mp430.82MB6. 饱和溶液、不饱和溶液与浓溶液、稀溶液之间的关系.mp420.05MB7. 结晶.mp414.74MB8. 固体溶解度.mp443.4MB9. 固体溶解度的表示方法.mp425.74MB10. 固体溶解度曲线的应用.mp424.89MB11. 气体溶解度.mp423.62MB13. 溶质的质量分数.mp416.39MB14. 溶质质量分数和溶解度的区别和联系.mp432.35MB15. 溶液计算―直接计算.mp422.23MB16. 溶液计算―稀释、浓缩问题.mp417.5MB17. 溶液计算―与化学方程式的相关计算.mp423.16MB18. 溶液的配制.mp422.1MB1. 酸、碱与指示剂作用.mp418.92MB2. 几种常见的酸.mp417.49MB3. 浓硫酸的腐蚀性.mp417.09MB4. 浓硫酸的稀释.mp49.65MB5. 酸的化学性质.mp413.99MB6. 酸与金属氧化物的应用.mp412.58MB7. 几种常见的碱--氢氧化钠.mp414.96MB8. 几种常见的碱--氢氧化钙.mp414.16MB9. 碱的化学性质.mp411.83MB10. 酸、碱分别具有相似化学性质的原因.mp412.05MB12. 中和反应.mp434.62MB13. 中和反应在实际中的应用.mp414.16MB14. 溶液酸碱度的表示法-pH.mp421.92MB15. 中和反应的验证.mp430.68MB16. 溶液pH变化问题.mp422.35MB1. 氯化钠.mp422.53MB2. 粗盐提纯.mp420.36MB3. 碳酸钙.mp412.47MB4. 碳酸钠.mp420.9MB5. 碳酸氢钠.mp415.99MB6. 碳酸根离子的检验.mp417.24MB7. 复分解反应.mp423.38MB9. 常见化肥的种类和作用.mp416.72MB10. 化肥的简易鉴别.mp414.08MB11. 氮肥的简单鉴别.mp412.48MB1. 蛋白质.mp412.1MB2. 糖类.mp419.38MB3. 油脂和维生素.mp416.66MB4. 化学元素与人体健康.mp416.05MB5. 有机化合物.mp416.97MB6. 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