問題詳情
2.下列碳酸鹽何種加熱，最不易分解而放出CO2？
(A)BeCO3
(B)MgCO3
(C)CaCO3
(D)Li2CO3
(E)Na2CO3。
(A)BeCO3
(B)MgCO3
(C)CaCO3
(D)Li2CO3
(E)Na2CO3。
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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