2016 AP Chemistry化学真题系列之选择题免费下载

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2016 AP Chemistry Practice Exam Multiple Choice Free Download

2016 AP 化学模考选择题部分免费下载

此套Section I试卷共分计时1小时30分钟组成

共50题

仅限使用铅笔，无计算器

考试时会提供花常用的等式与常量

以及化学元素周期表

完整版下载链接见文末

部分真题预览：

1）In which of the following liquids do the intermolecular forces include dipole-dipole forces?

1. F₂(l)
2. CH₄(l)
3. CF₄(l)
4. CH₂F₂(l)

2)Which of the following best helps explain why an increase in temperature increases the rate of a chemical reaction?

1. At higher temperatures, reactions have a lower activation energy.
2. At higher temperatures, reactions have a higher activation energy.
3. At higher temperatures, every collision results in the formation of product.
4. At higher temperatures, high-energy collisions happen more frequently.

3)A sample of a hard, solid binary compound at room temperature did not conduct electricity as a pure solid but became highly conductive when dissolved in water. Which of the following types of interactions is most likely found between the particles in the substance?

1. Ionic bonds
2. Metallic bonds
3. Covalent bonds
4. Hydrogen bonds

4)NH₃(g) was synthesized at 200°C in the presence of a powdered Os(s) catalyst, leading to the equilibrium system represented above. Which of the following changes would result in more NH₃(g) in the mixture after equilibrium is reestablished?

1. Replacing the powdered Os(s) with a solid cube of Os(s) of the same total mass
2. Increasing the temperature of the system to 250°C at constant pressure
3. Removing some H₂(g)
4. Adding some N₂(g)

5) Which of the following arranges the molecules N₂ , O₂, and F₂ in order of their bond enthalpies, from least to greatest?

1. F2 < O2 < N2
2. O2 < N2 < F2
3. N2 < O2 < F2
4. N2 < F2 < O2

6)Based on Coulomb’s law and the information in the table above, which of the following cations is most likely to have the weakest interaction with an adjacent water molecule in an aqueous solution?

1. Li⁺
2. Na⁺
3. Ca²⁺
4. In³⁺

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