金属的胀缩.MOV

金属的物理通性.ts 12.79 MB ts

金属活动性顺序 https://www.aliyundrive.com/s/zbupfzebbrk/folder/625684bc6dfc8a3e018a482abf51d127b709fa2c folder

金属与盐酸、稀硫酸的反应 https://www.aliyundrive.com/s/zbupfzebbrk/folder/625684bc4c598bab95054ac7a1861ea9c6657679 folder

金属与氧气的反应 https://www.aliyundrive.com/s/zbupfzebbrk/folder/625684be7dc35f5acdb245d28ce6908a874bf697 folder