NEET Chemistry The p-Block Elements (XII) Questions Solved

Which of the following is not true about helium?

(a) It has the lowest boiling point 

(b) It has the highest first ionization energy

(c) It can diffuse through rubber and plastic material

(d) It can form clathrate compounds

(d)    Due to small size of He, it escapes from interstitial spaces/voids of 

         molecular lattice of quinols.

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