Worksheet: Noble Gases

In this worksheet, we will practice comparing the physical properties of noble gases and explaining their inertness in terms of electron shell filling.

Q1:

Which of the following has the highest boiling point?

  • AKrypton
  • BArgon
  • CHelium
  • DNeon
  • EXenon

Q2:

On descending Group 18 of the Periodic Table, what happens to the boiling points of the elements in their standard states?

  • AThey increase initially and then decrease.
  • BThey decrease.
  • CThey increase.
  • DThey decrease initially and then increase.

Q3:

Which of the following is not a common property of noble gases?

  • AColorless
  • BFlammable
  • CInert
  • DMonatomic
  • ELow boiling point

Q4:

Which of the following is the electron configuration of a noble gas?

  • A1
  • B2, 8, 2
  • C2, 4
  • D2, 6
  • E2, 8

Q5:

Which statement correctly describes why the boiling point of xenon is greater than that of neon?

  • ANeon is diatomic and has smaller intermolecular forces.
  • BThe attractive forces between xenon atoms are stronger.
  • CXenon atoms are less abundant in the atmosphere.
  • DXenon atoms have 8 electrons in their outer shell.
  • EXenon is a liquid at room temperature.

Q6:

The boiling point of helium is 269C and the boiling point of argon is 186C. What is the boiling point of neon?

  • A62C
  • B108C
  • C290C
  • D246C
  • E153C

Q7:

Which of the following elements is not a noble gas?

  • ARadium
  • BKrypton
  • CNeon
  • DXenon
  • EArgon

Q8:

Which of the following is not a correct use of a noble gas?

  • AArgon can be used in lamps.
  • BHelium can be used to fill weather balloons.
  • CKrypton can be used to prevent rust.
  • DNeon can be used in advertising signs.
  • EArgon can be used in fire extinguishers.

Q9:

Which statement best describes why noble gases are unreactive?

  • ATheir outer shells are filled with electrons.
  • BTheir outer energy levels are not filled with electrons.
  • CThey have an even number of electrons.
  • DThey are monatomic.
  • EThey are unstable atoms.

Q10:

Which of the following statements about noble gases is incorrect?

  • AAll noble gases have 8 electrons in their outer shell.
  • BAll noble gases are nonflammable.
  • CAll noble gases are monatomic.
  • DAll noble gases are inert.
  • EAll noble gases are colorless.

Q11:

Considering their position in the periodic table, what class of elements do noble gases belong to?

  • ANonmetals
  • BTransition metals
  • CMetalloids
  • DMetals
  • EAlkali metals

Q12:

Which of the following atomic structures belongs to an atom of a noble gas?

  • A
  • B
  • C
  • D
  • E

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