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

What does the rate of a reaction measure?

  1. AHow hot the reaction gets
  2. BHow quickly reactants are used up or products are formed
  3. CHow much energy the final products contain
  4. DHow much product forms in total by the end
2.Easy

What does the atomic number of an element tell you?

  1. AThe number of protons in each atom
  2. BThe number of atoms in one mole of the element
  3. CThe total number of protons and neutrons in the nucleus
  4. DThe number of neutrons in each atom
3.Easy

Which substance is a base?

  1. ASodium hydroxide (NaOH)
  2. BHydrochloric acid (HCl)
  3. CVinegar (acetic acid)
  4. DLemon juice (citric acid)
4.Medium

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.Medium

Which element has chemical properties most similar to calcium?

  1. APotassium
  2. BCarbon
  3. CMagnesium
  4. DScandium
6.Medium

At constant temperature, the volume of a gas is halved. What happens to its pressure?

  1. AIt doubles
  2. BIt becomes four times smaller
  3. CIt stays the same
  4. DIt halves
7.Hard

Balance __Fe + __O₂ → __Fe₂O₃ with the smallest whole numbers. What are the coefficients?

  1. A4, 3, 2
  2. B2, 1, 1
  3. C4, 3, 4
  4. D2, 3, 1
8.Hard

A small amount of acid is spilled on a lab bench. Why is a weak base such as sodium bicarbonate preferred over strong NaOH to neutralise it?

  1. AExcess sodium bicarbonate is far less harmful than excess NaOH
  2. BSodium bicarbonate is a strong acid that cancels the spill
  3. CSodium bicarbonate makes the spilled acid evaporate
  4. DNaOH does not react with acids at room temperature

Answer key

  1. 1. B · How quickly reactants are used up or products are formed
  2. 2. A · The number of protons in each atom
  3. 3. A · Sodium hydroxide (NaOH)
  4. 4. C · 2 mol
  5. 5. C · Magnesium
  6. 6. A · It doubles
  7. 7. A · 4, 3, 2
  8. 8. A · Excess sodium bicarbonate is far less harmful than excess NaOH

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