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January 9, 2021 11:38 ampts 30 pts
  • IIT JAM
  • Chemistry (CY)

Q4. arange the following compounds in the decreasing order of their thermal stability? b,f bcl b,br4 b,i4 i iii) iv) a) i> ii >iii > iv b) iv> iii > ii > ii c)

Q4. Arange the following compounds in the decreasing order of their thermal stability? B,F BCl B,Br4 B,I4 I III) IV) a) I> II >III > IV b) IV> III > II > II c) II> II> IV>I d) I>IV > II > III
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  • Dinesh khalmaniya thankyou
    option A Larger the size of anion, more is the Polarization and hence less is the thermal stability
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  • Priyanshu kumar Best Answer
    option A First factor we see while thermal stability is charge and then size larger the size of anion more the polarization ,so more distortion ,lesser the stability
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