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#Question id: 20076


Which of the following pair is not in order for boiling point for 14, 15, 16 and 17 group ?

#XL - P Chemistry
  1. H2O > H2S
  2. HF > HCl
  3. CH4 > SiH4 
  4. NH3 > PH3

Answer:- Option(s): 3


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