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 property is typical of bases?

  1. AThey have a pH below 7
  2. BThey turn blue litmus red
  3. CThey feel slippery
  4. DThey taste sour
2.简单

In a chemical equation, what does the symbol (aq) after a formula mean?

  1. AA solid
  2. BA gas
  3. CDissolved in water
  4. DA pure liquid
3.简单

现代元素周期表中，元素是如何排列的？

  1. A按元素符号的字母顺序
  2. B按中子数递增
  3. C按原子序数递增
  4. D按发现的日期
4.中等

Oxygen has 8 electrons. What is its electron configuration?

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

What is the conjugate base of nitric acid, HNO₃?

  1. AH₂NO₃⁺
  2. BNO₂⁻
  3. CNO₃⁻
  4. DHNO₂
6.中等

钙（Ca²⁺）和氯（Cl⁻）之间形成的化合物是哪一个？

  1. ACaCl₂
  2. BCa₂Cl
  3. CCa₂Cl₃
  4. DCaCl
7.困难

Frying an egg turns the clear egg white solid and white. What happens to the proteins?

  1. AThey are denatured: their shape changes, but the peptide bonds stay intact
  2. BThey are converted into fats
  3. CThey are hydrolysed, so the peptide bonds break into separate amino acids
  4. DThey are burned to carbon dioxide and water
8.困难

在 2H₂ + O₂ → 2H₂O 中，4 g 氢气（摩尔质量 2 g/mol）与足量氧气反应。生成多少质量的水（摩尔质量 18 g/mol）？

  1. A36 g
  2. B72 g
  3. C4 g
  4. D18 g

答案

  1. 1. C · They feel slippery
  2. 2. C · Dissolved in water
  3. 3. C · 按原子序数递增
  4. 4. A · 1s² 2s² 2p⁴
  5. 5. C · NO₃⁻
  6. 6. A · CaCl₂
  7. 7. A · They are denatured: their shape changes, but the peptide bonds stay intact
  8. 8. A · 36 g

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