护理入学考试化学练习卷(附答案)

免费可打印的护理入学考试化学练习卷:8 道题,从简单到考试水平,附答案。可打印或另存为 PDF。

教师请注意: 可免费打印、复印并在课堂上使用。每份新练习题都有新的数值和独立的答案。欢迎在课程页面添加指向 ExamProblems 的链接。

姓名: ____________________   日期: ____________

1.简单

Which method separates sand from water?

  1. ADistillation
  2. BEvaporation of the sand
  3. CFiltration
  4. DChromatography
2.简单

下列哪一项是化合物?

  1. A氧气(O₂)
  2. B氦(He)
  3. C铁(Fe)
  4. D二氧化碳(CO₂)
3.简单

What kind of carbon–carbon bonds do alkanes contain?

  1. AAt least one double bond
  2. BOnly single bonds
  3. CIonic bonds
  4. DAt least one triple bond
4.中等

What is the formula of the hydroxide ion?

  1. AH₃O⁺
  2. BO²⁻
  3. COH⁺
  4. DOH⁻
5.中等

Oxygen has 8 electrons. What is its electron configuration?

  1. A1s² 2s² 2p⁴
  2. B1s² 2s² 2p⁶
  3. C1s² 2p⁶
  4. D1s² 2s⁶
6.中等

In the balanced equation __Mg + __HCl → __MgCl₂ + __H₂, what is the coefficient of HCl?

  1. A4
  2. B1
  3. C3
  4. D2
7.困难

某物质在 801 °C 熔化,固态时不导电,熔融时导电。它最可能是哪类物质?

  1. A金属
  2. B离子化合物
  3. C简单共价(分子)物质
  4. D稀有气体
8.困难

How does a rise in temperature affect how much carbon dioxide gas can dissolve in a soft drink?

  1. AThe gas turns into a solid at higher temperature
  2. BTemperature has no effect on gas solubility
  3. CLess gas dissolves, so warm drinks go flat faster
  4. DMore gas dissolves, so warm drinks stay fizzy for longer

答案

  1. 1. C · Filtration
  2. 2. D · 二氧化碳(CO₂)
  3. 3. B · Only single bonds
  4. 4. D · OH⁻
  5. 5. A · 1s² 2s² 2p⁴
  6. 6. D · 2
  7. 7. B · 离子化合物
  8. 8. C · Less gas dissolves, so warm drinks go flat faster

完整分步解答:请在 examproblems.com 上练习本主题。