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The density of gaseous HF at 1.0 atm and 300 K is 3.17 g/L. Hence, HF in gaseous state is –(F = 18) (A) Dimer (B) Monomer (C) Tetramer (D) Data insufficient



The density of gaseous HF at 1.0 atm and 300 K is 3.17 g/L. Hence, HF in gaseous state is –(F = 18)


        (A)    Dimer


        (B)    Monomer


        (C)    Tetramer


        (D)    Data insufficient


Grade:11

1 Answers

Simran Bhatia
348 Points
10 years ago

(C)

 

Sol.   PM = dRT  = 75 (approx.)

 

        Normal Molecular wt. of HF = 18 Þ HF is tetramer (HF)4

in gaseous state due to H-bonding

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