The p-Block Elements

Question

Which one the following statement regarding helium is incorrect?

  • It is used to fill gas balloons instead of hydrogen because it is lighter and non – inflammable

  • It is used in gas – cooled nuclear reactors

  • It is used to produce and sustain powerful superconducting reagents

  • It is used as cryogenic agent for carrying out experiments at low temperatures

Answer

A.

It is used to fill gas balloons instead of hydrogen because it is lighter and non – inflammable

Helium is not used to produce and sustain powerful superconducting magnets. All others are the uses of helium.

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