any body can give me some math's questions of iit-jee exam? please help me. I am now in 11th
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a) The correct order of ∠FMF bond angles (where M is the central atom) in NSF3, SiF4 and POF3 is:
1) NSF3 > SiF4 > POF32)
2)SiF4 > NSF3 > POF3
3) NSF3 > POF3 > SiF44)
4)SiF4 > POF3 > NSF3
1) NSF3 > SiF4 > POF32)
2)SiF4 > NSF3 > POF3
3) NSF3 > POF3 > SiF44)
4)SiF4 > POF3 > NSF3
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