問題詳情
12.燃燒後的生成物溶於水，可使廣用試紙變紅色的，是下列哪一種物質？
(A)鉀
(B)鈉
(C)硫
(D)鎂
(A)鉀
(B)鈉
(C)硫
(D)鎂
參考答案
答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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