JEE MainChemistryEasyInorganic Chemistry

Which one of the following statements regarding helium is
incorrect ?

Show answer and solution

Helium is twice as heavy as hydrogen. But it is a
non-inflammable gas has 92 lifting power to that of hydrogen.
ysfdu;g,d
ftldh ngu 'kfDr gkbMªkstu

Source: Grass-G / CH-27 Chemistry Paper 2 15 Jan.docx

Need a video for this idea?

Scan any doubt from your notes and get a whiteboard explanation.