1.

Correct order of boiling points of hydrogen halides is

Answer»

`(CH_(3))_(3)N lt (CH_(3))_(3)P lt (CH_(3))_(3)As lt (CH_(3))_(3)Sb `
`NH_(3) lt PH_(3) lt Ash_(3)LT SbH_(3) `
`(CH_(3))_(2)Olt (CH_(3))_(2)Slt(CH_(3))2Selt (CH_(3))_(2)TE`
`H_(2)S lt H_(2)Se lt H_(2)Telt H_(2)O`

Answer :A::C::D


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