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

Plants absorb energy from sunlight during photosynthesis. How is photosynthesis classified?

  1. ANeutralisation
  2. BEndothermic
  3. CNuclear
  4. DExothermic
2.Easy

What is a hydrocarbon?

  1. AA compound made of hydrogen and oxygen
  2. BAny compound that dissolves in water
  3. CA compound made of only hydrogen and carbon
  4. DA carbon atom with a positive charge
3.Easy

In a chemical reaction, what is the limiting reactant?

  1. AThe catalyst that controls the speed
  2. BThe reactant with the largest mass
  3. CThe reactant that runs out first and stops the reaction
  4. DThe reactant that is left over at the end
4.Medium

How can you get solid salt back from salt water?

  1. AFreeze the solution and lift out the salt
  2. BEvaporate the water
  3. CFilter the solution
  4. DUse a magnet
5.Medium

Which list is in order from smallest to largest mass?

  1. AMilligram, gram, kilogram
  2. BMilligram, kilogram, gram
  3. CGram, milligram, kilogram
  4. DKilogram, gram, milligram
6.Medium

Drops of water form on the outside of a glass of ice water. Where does this water come from?

  1. AThe glass releases water when it gets cold
  2. BWater leaks through tiny holes in the glass
  3. CThe ice evaporates through the glass
  4. DWater vapour in the air condenses on the cold glass
7.Hard

Magnesium burns as 2Mg + O₂ → 2MgO. What mass of MgO (40 g/mol) forms from 48 g of Mg (24 g/mol)?

  1. A48 g
  2. B80 g
  3. C160 g
  4. D40 g
8.Hard

Orange bromine water is shaken with two hydrocarbons. With hexene it turns colourless; with hexane it stays orange. What does this show?

  1. AHexene is an alcohol and hexane is an acid
  2. BHexane contains a C=C double bond; hexene does not
  3. CHexene contains a C=C double bond; hexane does not
  4. DBoth contain double bonds, but hexane reacts more slowly

Answer key

  1. 1. B · Endothermic
  2. 2. C · A compound made of only hydrogen and carbon
  3. 3. C · The reactant that runs out first and stops the reaction
  4. 4. B · Evaporate the water
  5. 5. A · Milligram, gram, kilogram
  6. 6. D · Water vapour in the air condenses on the cold glass
  7. 7. B · 80 g
  8. 8. C · Hexene contains a C=C double bond; hexane does not

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