初中化學(xué)全部實(shí)驗(yàn)
2025-11-06
http://duygjz.2008.blog.163.com/blog/static/408150692009326849316/化學(xué)方程式反應(yīng)現(xiàn)象應(yīng)用2Mg+O2點(diǎn)燃或Δ2MgO劇烈燃燒.耀眼白光.生成白色固體.放熱.產(chǎn)生大量白煙白色信號(hào)彈2Hg+O2點(diǎn)燃或Δ2HgO銀白液體...
2025-11-06
http://duygjz.2008.blog.163.com/blog/static/408150692009326849316/化學(xué)方程式反應(yīng)現(xiàn)象應(yīng)用2Mg+O2點(diǎn)燃或Δ2MgO劇烈燃燒.耀眼白光.生成白色固體.放熱.產(chǎn)生大量白煙白色信號(hào)彈2Hg+O2點(diǎn)燃或Δ2HgO銀白液體...