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 do an acid and a base produce when they neutralise each other?

  1. AA stronger acid
  2. BA salt and water
  3. CCarbon dioxide only
  4. DA metal and hydrogen gas
2.Easy

Which electrons take part in chemical bonding?

  1. AOnly the electrons in the first shell
  2. BAll electrons take part equally
  3. CThe electrons closest to the nucleus
  4. DThe valence (outermost) electrons
3.Easy

What is the SI unit of energy?

  1. AJoule
  2. BNewton
  3. CWatt
  4. DKelvin
4.Medium

An atom of chlorine-37 has 17 protons. How many neutrons does it have?

  1. A20
  2. B54
  3. C37
  4. D17
5.Medium

What are the products of the complete combustion of a hydrocarbon such as methane?

  1. ACarbon and hydrogen gas
  2. BCarbon dioxide and water
  3. COxygen and water
  4. DCarbon monoxide and hydrogen
6.Medium

A plastic block has a density of 0.8 g/cm³. What happens when it is placed in water (density 1.0 g/cm³)?

  1. AIt stays suspended halfway down
  2. BIt floats
  3. CIt sinks
  4. DIt dissolves
7.Hard

What is the formula of calcium phosphate, made from Ca²⁺ and PO₄³⁻ ions?

  1. ACa₃(PO₄)₂
  2. BCa₃PO₄
  3. CCaPO₄
  4. DCa₂(PO₄)₃
8.Hard

Why does food cook faster in a pressure cooker?

  1. APressure itself breaks down the food, regardless of temperature
  2. BSteam is trapped, so the water boils at a lower temperature
  3. CThe higher pressure raises the boiling point, so the water is hotter
  4. DThe higher pressure lowers the boiling point

Answer key

  1. 1. B · A salt and water
  2. 2. D · The valence (outermost) electrons
  3. 3. A · Joule
  4. 4. A · 20
  5. 5. B · Carbon dioxide and water
  6. 6. B · It floats
  7. 7. A · Ca₃(PO₄)₂
  8. 8. C · The higher pressure raises the boiling point, so the water is hotter

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