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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姓名: ____________________   日期: ____________

1.简单

Which method separates sand from water?

  1. ADistillation
  2. BChromatography
  3. CEvaporation of the sand
  4. DFiltration
2.简单

Which property is typical of nonmetals?

  1. AThey easily lose electrons to form positive ions
  2. BThey are all solids at room temperature
  3. CThey are poor conductors of heat and electricity
  4. DThey are shiny and easily bent into wires
3.简单

Which element has the symbol Fe?

  1. AFrancium
  2. BFluorine
  3. CFermium
  4. DIron
4.中等

How many moles of gas are in 44.8 L at STP (0 °C and 1 atm)?

  1. A22.4 mol
  2. B44.8 mol
  3. C2 mol
  4. D0.5 mol
5.中等

What is the oxidation number of sulfur in H₂SO₄?

  1. A−2
  2. B+2
  3. C+6
  4. D+4
6.中等

Normal saline (0.9% NaCl) is used for IV fluids. How is it described compared with blood?

  1. AHypotonic
  2. BHypertonic
  3. CSaturated
  4. DIsotonic
7.困难

葡萄糖 C₆H₁₂O₆ 的摩尔质量是多少（C = 12，H = 1，O = 16 g/mol）？

  1. A168 g/mol
  2. B96 g/mol
  3. C29 g/mol
  4. D180 g/mol
8.困难

For N₂ + 3H₂ → 2NH₃, 1 mol of N₂ is mixed with 2 mol of H₂. Which reactant is limiting?

  1. AN₂, because there is less of it
  2. BNeither, because both are used up exactly
  3. CNH₃, because it is the product
  4. DH₂, because 1 mol of N₂ would need 3 mol of H₂

答案

  1. 1. D · Filtration
  2. 2. C · They are poor conductors of heat and electricity
  3. 3. D · Iron
  4. 4. C · 2 mol
  5. 5. C · +6
  6. 6. D · Isotonic
  7. 7. D · 180 g/mol
  8. 8. D · H₂, because 1 mol of N₂ would need 3 mol of H₂

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