p Block Elements Part 1

Section: Chemistry

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Question : 89 of 100

Marks: +1, -0

Which one the following statement regarding helium is incorrect?

[AIEEE 2004]

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

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