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 property is typical of metals?

  1. AThey conduct electricity well
  2. BMost of them are gases at room temperature
  3. CThey are brittle solids that shatter
  4. DThey are poor conductors of heat
2.Easy

Plants absorb energy from sunlight during photosynthesis. How is photosynthesis classified?

  1. AExothermic
  2. BNeutralisation
  3. CNuclear
  4. DEndothermic
3.Easy

Which method separates sand from water?

  1. ADistillation
  2. BFiltration
  3. CEvaporation of the sand
  4. DChromatography
4.Medium

How many valence (outer-shell) electrons does an oxygen atom have?

  1. A2
  2. B6
  3. C8
  4. D16
5.Medium

Which substance is oxidised in the reaction 2Mg + O₂ → 2MgO?

  1. AMagnesium, because it loses electrons
  2. BMagnesium, because it gains electrons
  3. CNeither substance changes its charge
  4. DOxygen, because it loses electrons
6.Medium

A student tests how temperature affects the rate of a reaction. What is the independent variable?

  1. AThe temperature
  2. BThe volume of acid, which is kept the same
  3. CThe reaction rate
  4. DThe type of beaker used
7.Hard

A reaction at equilibrium has a very large equilibrium constant (K much greater than 1). What does this tell you?

  1. AThe reaction cannot reach equilibrium
  2. BThe reaction is very fast
  3. CAt equilibrium, the mixture contains mostly products
  4. DAt equilibrium, the mixture contains mostly reactants
8.Hard

Using PV = nRT with R = 0.082 L·atm/(mol·K), how many moles of gas are in 24.6 L at 1 atm and 300 K?

  1. A2 mol
  2. B0.5 mol
  3. C1 mol
  4. D300 mol

Answer key

  1. 1. A · They conduct electricity well
  2. 2. D · Endothermic
  3. 3. B · Filtration
  4. 4. B · 6
  5. 5. A · Magnesium, because it loses electrons
  6. 6. A · The temperature
  7. 7. C · At equilibrium, the mixture contains mostly products
  8. 8. C · 1 mol

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