JEE Main 2004Annual, Paper 1ChemistryEasyp-Block Elements95× since 2002Which one the following statement regarding helium is incorrect?AOption A. It is used to fill gas balloons instead of hydrogen because it is lighter and non–inflammableBOption B. It is used in gas – cooled nuclear reactorsCOption C. It is used to produce and sustain powerful superconducting reagentsDOption D. It is used as cryogenic agent for carrying out experiments at low temperaturesCheckSkip · show solution
