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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Name: ____________________   Date: ____________

1.Easy

Which element has the symbol K?

  1. AKrypton
  2. BCalcium
  3. CCarbon
  4. DPotassium
2.Easy

What is the change from a gas to a liquid called?

  1. ASublimation
  2. BEvaporation
  3. CCondensation
  4. DFreezing
3.Easy

In the reaction A + B → AB, which kind of reaction is shown?

  1. ASynthesis (combination)
  2. BCombustion
  3. CSingle replacement
  4. DDecomposition
4.Medium

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

  1. AThey have one outer electron that is easily lost
  2. BThey easily gain one extra electron
  3. CTheir nuclei contain no neutrons
  4. DThey have a full outer shell of electrons
5.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. A40 g
  2. B20 g
  3. C10 g
  4. D0 g
6.Medium

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

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

2 mol of H₂ and 2 mol of O₂ are mixed and react as 2H₂ + O₂ → 2H₂O. Which reactant is limiting?

  1. ANeither, because the amounts are equal
  2. BHydrogen, because 2 mol H₂ use only 1 mol O₂
  3. COxygen, because there is less oxygen than hydrogen
  4. DWater, because it is the product
8.Hard

Ethene has the structure H₂C=CH₂. How many electrons are shared between the two carbon atoms?

  1. A8
  2. B6
  3. C2
  4. D4

Answer key

  1. 1. D · Potassium
  2. 2. C · Condensation
  3. 3. A · Synthesis (combination)
  4. 4. A · They have one outer electron that is easily lost
  5. 5. B · 20 g
  6. 6. A · It doubles
  7. 7. B · Hydrogen, because 2 mol H₂ use only 1 mol O₂
  8. 8. D · 4

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