氢气是一种热值高的清洁能源,也是重要的化工原料。(1)写出在

氢气是一种热值高的清洁能源,也是重要的化工原料。

(1)写出在加热条件下,H2与二氧化锗(GeO2)反应制备金属锗的化学方程式___________________________________________。

(2)如何大量、廉价地制备氢氧是各国正努力研究的课题。日本科学家最近开发出一种含镍氧化物半导体粉末,将少量这种粉末放入水中,用波长为402nm的可见光照射,能够不断地将水分解成氢气和氧气。

在上述过程中,这种粉末的作用是__________________________________________________。

答案

 


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