本题目来源于试卷: Mechanisms of Chemical Change F.1 Proton Transfer Reactions，类别为 IB化学
[单选题]
Which statements are;)4n10w tje695vf tx un kvbdu correc qqm2 ec4chb.+t?
I.$CH_3NH_2$ is a Lewis base
II.HOOCCOOH is a Bronsted-Lowry acid
III.$CH^+_3$ is a Lewis acid
A. I and II only
B. I and III only
C. II and III only
D. I, II, and III
参考答案: D
本题详细解析:
Statement I is correct because there is a lone pair of electronsz5mncfzf: dzx;.x1 jldl5 6f2hi ,j+ i on the N atom of zll1 55d6 fm :j+xixd.iznj;,cfz2 hf $CH_3NH_2$.
Statement II is correct as HOOCCOOH is a dicarboxylic acid with two protons that can be donated.
Statement III is correct as $CH^+_3$ is electron deficient and can accept a lone pair of electrons.
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