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 is oxidation, in terms of electrons?

  1. AGain of neutrons
  2. BLoss of protons
  3. CLoss of electrons
  4. DGain of electrons
2.Easy

A neutral atom has 11 protons. How many electrons does it have?

  1. A11
  2. B10
  3. C22
  4. D12
3.Easy

Which subatomic particles are found in the nucleus?

  1. AElectrons and neutrons
  2. BElectrons only
  3. CProtons and electrons
  4. DProtons and neutrons
4.Medium

Which list is in order from smallest to largest mass?

  1. AMilligram, gram, kilogram
  2. BMilligram, kilogram, gram
  3. CKilogram, gram, milligram
  4. DGram, milligram, kilogram
5.Medium

Why does oxygen move from the alveoli of the lungs into the blood?

  1. AOxygen is pumped actively into the blood
  2. BOxygen is heavier than carbon dioxide
  3. CThe partial pressure of oxygen is higher in the alveoli than in the blood
  4. DThe partial pressure of oxygen is higher in the blood than in the alveoli
6.Medium

Which assumption is made about an ideal gas?

  1. AIts particles lose energy in every collision
  2. BIts particles stay still at room temperature
  3. CIts particles have no attraction to each other
  4. DIts particles are large, closely packed and strongly attracted
7.Hard

In the reaction 2Na + Cl₂ → 2NaCl, which substance is the oxidising agent?

  1. ANa⁺
  2. BNaCl
  3. CNa
  4. DCl₂
8.Hard

A sealed rigid can holds gas at 2 atm and 27 °C. It is heated to 327 °C. What is the new pressure?

  1. A24 atm
  2. B1 atm
  3. C4 atm
  4. D2.4 atm

Answer key

  1. 1. C · Loss of electrons
  2. 2. A · 11
  3. 3. D · Protons and neutrons
  4. 4. A · Milligram, gram, kilogram
  5. 5. C · The partial pressure of oxygen is higher in the alveoli than in the blood
  6. 6. C · Its particles have no attraction to each other
  7. 7. D · Cl₂
  8. 8. C · 4 atm

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