問題詳情

16. Carbon monoxide is commonly used to reduce ores to produce free metals and carbon monoxide is converted to ______.
(A) carbon dioxide
(B) carbon black
(C) methane
(D) graphite
(E) carbon nanotube

參考答案

答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)