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

DNA belongs to which group of biological molecules?

  1. ACarbohydrates
  2. BProteins
  3. CLipids
  4. DNucleic acids
2.Easy

What is the normal pH range of human arterial blood?

  1. A7.35 to 7.45
  2. B7.00 to 7.10
  3. C7.85 to 7.95
  4. D6.35 to 6.45
3.Easy

What are the building blocks (monomers) of proteins?

  1. AFatty acids
  2. BNucleotides
  3. CAmino acids
  4. DSimple sugars
4.Medium

Which property is typical of ionic compounds such as NaCl?

  1. ALow melting points and being gases at room temperature
  2. BHigh melting points; they conduct when dissolved
  3. CBeing soft and easily bent like metals
  4. DConducting electricity as dry solids
5.Medium

Sulfur has 16 electrons. In which period of the periodic table is it?

  1. APeriod 16
  2. BPeriod 6
  3. CPeriod 2
  4. DPeriod 3
6.Medium

A radioactive isotope has a half-life of 5 days. A sample starts with 80 g. How much is left after 10 days?

  1. A0 g
  2. B10 g
  3. C40 g
  4. D20 g
7.Hard

J.J. Thomson's cathode ray experiments led to which discovery?

  1. AElectrons occupy fixed energy levels
  2. BAtoms have a dense, positively charged nucleus
  3. CThe nucleus contains uncharged neutrons
  4. DAtoms contain small, negatively charged particles
8.Hard

A reaction should produce 2 mol of a product with a molar mass of 30 g/mol, but only 48 g is collected. What is the percent yield?

  1. A60%
  2. B80%
  3. C48%
  4. D125%

Answer key

  1. 1. D · Nucleic acids
  2. 2. A · 7.35 to 7.45
  3. 3. C · Amino acids
  4. 4. B · High melting points; they conduct when dissolved
  5. 5. D · Period 3
  6. 6. D · 20 g
  7. 7. D · Atoms contain small, negatively charged particles
  8. 8. B · 80%

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