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

What does the subscript 2 in H₂O tell you?

  1. AThere are two water molecules
  2. BEach molecule contains two hydrogen atoms
  3. CWater has a charge of 2
  4. DEach molecule contains two oxygen atoms
2.简单

What is the SI unit of temperature?

  1. ADegree Celsius
  2. BJoule
  3. CKelvin
  4. DDegree Fahrenheit
3.简单

钠的化学符号是什么？

  1. AS
  2. BN
  3. CSo
  4. DNa
4.中等

在同一周期中从左到右，原子半径通常如何变化？

  1. A增大
  2. B减小
  3. C保持完全不变
  4. D先加倍，再减半
5.中等

To which family of organic compounds does ethanol, C₂H₅OH, belong?

  1. AEsters
  2. BCarboxylic acids
  3. CAlcohols
  4. DAlkanes
6.中等

Why does oxygen move from the alveoli of the lungs into the blood?

  1. AOxygen is pumped actively into the blood
  2. BThe partial pressure of oxygen is higher in the blood than in the alveoli
  3. CThe partial pressure of oxygen is higher in the alveoli than in the blood
  4. DOxygen is heavier than carbon dioxide
7.困难

哪个键的极性最强？

  1. AC–H
  2. BH–F
  3. CH–H
  4. DCl–Cl
8.困难

Starch and cellulose are both made entirely of glucose units, yet humans can digest starch but not cellulose. Why?

  1. ACellulose dissolves in water, so it is lost from the gut
  2. BStarch contains nitrogen, which makes it easier to digest
  3. CThe glucose units are linked differently, and humans lack an enzyme to break cellulose's links
  4. DCellulose is really made of amino acids, not glucose, so stomach acid cannot break it

答案

  1. 1. B · Each molecule contains two hydrogen atoms
  2. 2. C · Kelvin
  3. 3. D · Na
  4. 4. B · 减小
  5. 5. C · Alcohols
  6. 6. C · The partial pressure of oxygen is higher in the alveoli than in the blood
  7. 7. B · H–F
  8. 8. C · The glucose units are linked differently, and humans lack an enzyme to break cellulose's links

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