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Q25) The oxidation number of Xe in XeOF2 is [ Pb CET sample paper1990]




SOLUTION


Answer: (c)


Q26) Which of the following exhibits the weakest intermolecular force? [ Manipal PMT 1994]




SOLUTION


Answer: (a)


Q27) Gradual addition of electronic shells in the noble gases causes a decrease in their [ MP CEE1998]



SOLUTION


Answer:(a)



Q28) Which of the following are two isostructural? [ CBSE PMT 2001]



SOLUTION

XeF2 and IF2- have sp3d hybridization, square planar structure
Answer: (a)


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