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原子的构成与同位素 · 历年高考化学真题与解析

本页汇总 高考真题检索 的「原子的构成与同位素」高考化学真题共 3 道,覆盖 2008–2024 年,最常出题型为 单选题;含完整答案与解析。

3questions
Past questions included
2008–2024
Years covered
区分题为主
Overall difficulty
Single-choice
Most common question type
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Core competencies理解

Past Question List

2023 Shanghai Gaokao Single choice Differentiating Question 1 2023_上海卷 (化学)

1.(3分)2022年,科学家们已经证实“四中子态”的存在,该物质只由四个中子组成,
则其质量数是(  )

A. 1
B. 2
C. 4
D. 8
2008 Guangdong Gaokao Single choice Differentiating Question 1 2008_广东卷 (化学)

1.2007年诺贝尔化学奖得主Gerhard Ertl对金属Pt表面催化CO氧化反应的模型进行了深入研究。 下列
关于20278Pt的说法正确的是

A. 20278Pt和 19878Pt的质子数相同,互称为同位素
B. 20278Pt和 19878Pt的中子数相同,互称为同位素
C. 20278Pt和 19878Pt的核外电子数相同,是同一种核素
D. 20278Pt和 19878Pt的质量数不同,不能互称为同位素

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