試題詳解

23. Under the same conditions, Na, Mg, and Al of equal molar amounts are respectively added to three test tubes X, Y, and Z containing the same concentration and volume of dilute hydrochloric acid to fully react at room temperature. Which of the following three test tubes X, Y and Z must be incorrect in relation to the volume of gas produced?
(A) X(Na) ＞ Y(Mg)＞ Z(Al)
(B) X(Na) ＞ Y(Mg) = Z(Al)
(C) X(Na) ＜Y(Mg)＜Z(Al)
(D) X(Na) =Y(Mg)=Z(Al)
(E) X(Na) ＜Y(Mg) = Z(Al)