试题与答案

下列变化属于化学变化,且是分解反应的是( ) A.电解水 B.蒸干糖水得白糖 C

题型:选择题

题目:

下列变化属于化学变化,且是分解反应的是(  )

A.电解水

B.蒸干糖水得白糖

C.工业制氧气

D.点燃纯净的氢气

答案:

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