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 are isotopes?

  1. AAtoms of the same element with different numbers of protons
  2. BAtoms of different elements with the same number of neutrons
  3. CAtoms of the same element with different numbers of neutrons
  4. DIons that have gained electrons
2.Easy

Which substance is a base?

  1. ASodium hydroxide (NaOH)
  2. BHydrochloric acid (HCl)
  3. CLemon juice (citric acid)
  4. DVinegar (acetic acid)
3.Easy

How many millilitres are in 1 litre?

  1. A10,000
  2. B10
  3. C100
  4. D1000
4.Medium

In the balanced equation __Mg + __HCl → __MgCl₂ + __H₂, what is the coefficient of HCl?

  1. A1
  2. B2
  3. C3
  4. D4
5.Medium

Why do group 1 metals such as sodium react so easily?

  1. ATheir nuclei contain no neutrons
  2. BThey have one outer electron that is easily lost
  3. CThey easily gain one extra electron
  4. DThey have a full outer shell of electrons
6.Medium

A red blood cell is placed in pure water (a hypotonic solution). What happens?

  1. ANothing happens to the cell
  2. BSalt enters the cell, which shrinks
  3. CWater leaves the cell, which shrinks and wrinkles
  4. DWater enters the cell, which swells and may burst
7.Hard

How many atoms are in one molecule of glucose, C₆H₁₂O₆?

  1. A24
  2. B18
  3. C72
  4. D3
8.Hard

At room temperature chlorine (Cl₂) is a gas, bromine (Br₂) is a liquid and iodine (I₂) is a solid. What best explains this trend?

  1. AIodine forms hydrogen bonds but chlorine does not
  2. BThe covalent bond in I₂ is much stronger than in Cl₂
  3. CLarger molecules with more electrons have stronger dispersion forces
  4. DChlorine is ionic, while iodine is metallic

Answer key

  1. 1. C · Atoms of the same element with different numbers of neutrons
  2. 2. A · Sodium hydroxide (NaOH)
  3. 3. D · 1000
  4. 4. B · 2
  5. 5. B · They have one outer electron that is easily lost
  6. 6. D · Water enters the cell, which swells and may burst
  7. 7. A · 24
  8. 8. C · Larger molecules with more electrons have stronger dispersion forces

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