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。

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1.简单

氯化钠（食盐）靠哪种键结合在一起？

  1. A氢键
  2. B共价键
  3. C离子键
  4. D金属键
2.简单

What does the octet rule state?

  1. AEvery stable atom has exactly 8 protons in its nucleus
  2. BAtoms tend to gain, lose or share electrons to get 8 outer electrons
  3. CEvery stable molecule contains exactly 8 atoms
  4. DAn atom can form a maximum of 8 covalent bonds
3.简单

Which state of matter has neither a fixed shape nor a fixed volume?

  1. ALiquid
  2. BSolid
  3. CGas
  4. DCrystal
4.中等

How many oxygen atoms are in one formula unit of calcium nitrate, Ca(NO₃)₂?

  1. A2
  2. B5
  3. C6
  4. D3
5.中等

将 2 摩尔葡萄糖溶于水，配成 4 升溶液。摩尔浓度是多少？

  1. A0.5 M
  2. B8 M
  3. C4 M
  4. D2 M
6.中等

Which halogen is the most reactive?

  1. ABromine
  2. BChlorine
  3. CIodine
  4. DFluorine
7.困难

Hydrogen is usually placed at the top of group 1. Which statement about hydrogen is correct?

  1. AIt has a full outer shell like the noble gases
  2. BIt has one valence electron like group 1 metals, but it is a nonmetal gas
  3. CIt is an alkali metal that is solid at room temperature
  4. DIt always forms H⁺ ions and never shares electrons
8.困难

为什么在结冰的道路上撒盐有助于冰融化？

  1. A盐使冰的密度变大而沉入路面
  2. B盐与冰反应并释放大量热
  3. C溶解的盐降低水的凝固点
  4. D盐提高水的凝固点

答案

  1. 1. C · 离子键
  2. 2. B · Atoms tend to gain, lose or share electrons to get 8 outer electrons
  3. 3. C · Gas
  4. 4. C · 6
  5. 5. A · 0.5 M
  6. 6. D · Fluorine
  7. 7. B · It has one valence electron like group 1 metals, but it is a nonmetal gas
  8. 8. C · 溶解的盐降低水的凝固点

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