Chemistry for nursing entrance exams worksheet with answers

Free printable Chemistry for nursing entrance exams worksheet: 8 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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1.Easy

Which form of sugar dissolves fastest in a cup of tea?

  1. AA sugar cube
  2. BGranulated sugar
  3. CA large lump of rock sugar
  4. DAll forms dissolve at the same rate
2.Easy

What is an unsaturated solution?

  1. AA solution that can still dissolve more solute
  2. BA solution that holds the maximum possible solute
  3. CA solution with no solute at all
  4. DA solution with undissolved solid at the bottom
3.Easy

Which acid is found in the stomach?

  1. ANitric acid
  2. BAcetic acid
  3. CSulfuric acid
  4. DHydrochloric acid
4.Medium

What is a polymer?

  1. AA large molecule built from many repeating smaller units called monomers
  2. BA mixture of several different elements
  3. CA small molecule containing only two atoms of one element
  4. DAn ion with more than one charge
5.Medium

Which element has chemical properties most similar to calcium?

  1. APotassium
  2. BMagnesium
  3. CCarbon
  4. DScandium
6.Medium

When the diaphragm contracts and the chest cavity gets bigger, what happens to the air pressure inside the lungs?

  1. AIt rises, so air flows in
  2. BIt falls, so air flows out
  3. CIt does not change
  4. DIt falls, so air flows in
7.Hard

A scuba diver breathes compressed air deep underwater. Why must the diver breathe out while swimming up to the surface?

  1. AThe air in the lungs shrinks as the outside pressure falls
  2. BThe air in the lungs expands as the outside pressure falls
  3. COxygen turns to liquid at the surface
  4. DThe water gets warmer near the surface
8.Hard

Each C=O bond in carbon dioxide is polar, yet the CO₂ molecule is nonpolar. Why?

  1. ACarbon and oxygen have the same electronegativity
  2. BThe bonds are ionic, not covalent
  3. CThe molecule is linear, so the two bond dipoles cancel out
  4. DCarbon has lone pairs that cancel the dipoles

Answer key

  1. 1. B · Granulated sugar
  2. 2. A · A solution that can still dissolve more solute
  3. 3. D · Hydrochloric acid
  4. 4. A · A large molecule built from many repeating smaller units called monomers
  5. 5. B · Magnesium
  6. 6. D · It falls, so air flows in
  7. 7. B · The air in the lungs expands as the outside pressure falls
  8. 8. C · The molecule is linear, so the two bond dipoles cancel out

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