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

In a chemical equation, what are the reactants?

  1. AThe numbers written in front of each formula
  2. BThe new substances formed, written to the right of the arrow
  3. CThe starting substances, written to the left of the arrow
  4. DThe catalysts written above the arrow
2.Easy

What is the SI unit of pressure?

  1. ANewton (N)
  2. BJoule (J)
  3. CLitre (L)
  4. DPascal (Pa)
3.Easy

What is the maximum number of electrons the first electron shell can hold?

  1. A2
  2. B8
  3. C1
  4. D18
4.Medium

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

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

What is 380 mmHg in atmospheres?

  1. A380 atm
  2. B0.5 atm
  3. C0.38 atm
  4. D2 atm
6.Medium

What is a polymer?

  1. AA mixture of several different elements
  2. BA small molecule containing only two atoms of one element
  3. CA large molecule built from many repeating smaller units called monomers
  4. DAn ion with more than one charge
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. BAt equilibrium, the mixture contains mostly reactants
  3. CAt equilibrium, the mixture contains mostly products
  4. DThe reaction is very fast
8.Hard

Which sample contains the greatest number of atoms?

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

Answer key

  1. 1. C · The starting substances, written to the left of the arrow
  2. 2. D · Pascal (Pa)
  3. 3. A · 2
  4. 4. B · It doubles
  5. 5. B · 0.5 atm
  6. 6. C · A large molecule built from many repeating smaller units called monomers
  7. 7. C · At equilibrium, the mixture contains mostly products
  8. 8. C · 1 mol of CH₄

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