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 does the double arrow (⇌) in a chemical equation show?

  1. AThe reaction releases heat
  2. BThe reaction is very fast
  3. CThe reaction needs a catalyst
  4. DThe reaction is reversible
2.Easy

A solution has a pH of 3. How is it described?

  1. AAcidic
  2. BBasic
  3. CSaturated
  4. DNeutral
3.Easy

What are the usual units of molar mass?

  1. Ag/mol
  2. Bg/L
  3. Cmol/L
  4. Dmol/g
4.Medium

How is 0.00045 written in scientific notation?

  1. A4.5 × 10⁴
  2. B4.5 × 10⁻³
  3. C4.5 × 10⁻⁴
  4. D4.5 × 10⁻⁵
5.Medium

How does an antacid tablet relieve heartburn caused by excess stomach acid?

  1. AAn acid in it lowers the stomach pH further
  2. BIt coats the stomach and stops all acid production
  3. CA weak base in it neutralises some of the acid
  4. DIt turns the acid into a gas that is absorbed
6.Medium

When a nucleus emits a beta particle, how do its mass number and atomic number change?

  1. ABoth fall by 1
  2. BMass number rises by 1 and atomic number stays the same
  3. CMass number stays the same and atomic number rises by 1
  4. DMass number falls by 4 and atomic number falls by 2
7.Hard

Which list puts the elements in order of increasing atomic radius?

  1. ANa, Mg, Al, Si
  2. BC, N, O, F
  3. CF, O, N, C
  4. DO, F, N, C
8.Hard

Glucose (C₆H₁₂O₆) and fructose (C₆H₁₂O₆) join by a condensation reaction to form sucrose. What is the formula of sucrose?

  1. AC₆H₁₂O₆
  2. BC₁₂H₂₄O₁₂
  3. CC₁₂H₂₂O₁₁
  4. DC₁₂H₂₀O₁₀

Answer key

  1. 1. D · The reaction is reversible
  2. 2. A · Acidic
  3. 3. A · g/mol
  4. 4. C · 4.5 × 10⁻⁴
  5. 5. C · A weak base in it neutralises some of the acid
  6. 6. C · Mass number stays the same and atomic number rises by 1
  7. 7. C · F, O, N, C
  8. 8. C · C₁₂H₂₂O₁₁

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