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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Name: ____________________   Date: ____________

1.Easy

Which electrons take part in chemical bonding?

  1. AThe electrons closest to the nucleus
  2. BThe valence (outermost) electrons
  3. CAll electrons take part equally
  4. DOnly the electrons in the first shell
2.Easy

What do the letters STP stand for in gas chemistry?

  1. ASpecific temperature and particles
  2. BStandard time and pressure
  3. CStable temperature point
  4. DStandard temperature and pressure
3.Easy

What is the SI unit of pressure?

  1. ANewton (N)
  2. BJoule (J)
  3. CPascal (Pa)
  4. DLitre (L)
4.Medium

Which gas forms when hydrochloric acid reacts with calcium carbonate?

  1. ACarbon dioxide
  2. BChlorine
  3. COxygen
  4. DHydrogen
5.Medium

An atom of chlorine-37 has 17 protons. How many neutrons does it have?

  1. A54
  2. B17
  3. C37
  4. D20
6.Medium

An exothermic reaction is at equilibrium. What happens if the temperature is raised?

  1. AThe equilibrium shifts toward the reactants
  2. BThe equilibrium shifts toward the products, raising the yield
  3. CThe equilibrium does not change
  4. DThe reaction becomes endothermic
7.Hard

Which phase change absorbs energy from the surroundings (is endothermic)?

  1. AFreezing
  2. BDeposition
  3. CCondensation
  4. DSublimation
8.Hard

Which sample contains the greatest number of atoms?

  1. A1 mol of O₂
  2. B1 mol of He
  3. C1 mol of H₂O
  4. D1 mol of CH₄

Answer key

  1. 1. B · The valence (outermost) electrons
  2. 2. D · Standard temperature and pressure
  3. 3. C · Pascal (Pa)
  4. 4. A · Carbon dioxide
  5. 5. D · 20
  6. 6. A · The equilibrium shifts toward the reactants
  7. 7. D · Sublimation
  8. 8. D · 1 mol of CH₄

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