在元素周期表中位于金属元素和非金属元素交界处最容易找到的材料

在元素周期表中位于金属元素和非金属元素交界处最容易找到的材料是       

   A.制催化剂的材料        B.耐高温、耐腐蚀的合金材料     

C.制农药的材料          D.半导体材料

答案

D

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