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 are the units of molarity?

  1. AMoles of solute per litre of solution (mol/L)
  2. BGrams of solute per 100 g of solution
  3. CGrams of solute per litre of solution (g/L)
  4. DMoles of solute per kilogram of the solvent used
2.Easy

Which unit is commonly used for the density of a liquid?

  1. AmL/g
  2. Bg·mL
  3. Ckg
  4. Dg/mL
3.Easy

What is an alloy?

  1. AA compound formed when a metal reacts with oxygen
  2. BA mixture of a metal with one or more other elements
  3. CA pure metal in its natural state
  4. DA nonmetal that conducts electricity
4.Medium

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

  1. AMass number falls by 4 and atomic number falls by 2
  2. BNeither changes
  3. CMass number falls by 2 and atomic number falls by 4
  4. DMass number stays the same and atomic number rises by 1
5.Medium

A student tests how temperature affects the rate of a reaction. What is the independent variable?

  1. AThe reaction rate
  2. BThe volume of acid, which is kept the same
  3. CThe type of beaker used
  4. DThe temperature
6.Medium

Which change would make a piece of chalk react faster with acid?

  1. AGrinding the chalk into a powder
  2. BUsing one large lump of chalk
  3. CCooling the acid in a fridge
  4. DDiluting the acid with more water
7.Hard

In the Bohr model, what happens when an electron drops from a higher energy level to a lower one?

  1. AThe electron leaves the atom
  2. BThe atom gains a proton
  3. CEnergy is released, often as light
  4. DEnergy is absorbed from the surroundings
8.Hard

An unknown element is shiny, conducts electricity, and reacts vigorously with water to form a basic solution and hydrogen gas. In which group is it most likely?

  1. AGroup 1 (alkali metals)
  2. BGroup 18 (noble gases)
  3. CGroup 17 (halogens)
  4. DGroup 14 (carbon group)

Answer key

  1. 1. A · Moles of solute per litre of solution (mol/L)
  2. 2. D · g/mL
  3. 3. B · A mixture of a metal with one or more other elements
  4. 4. A · Mass number falls by 4 and atomic number falls by 2
  5. 5. D · The temperature
  6. 6. A · Grinding the chalk into a powder
  7. 7. C · Energy is released, often as light
  8. 8. A · Group 1 (alkali metals)

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