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Grade 12th passAIPMT

Solubility of BaF2 in a solution Ba(NO3)2 will be represented by the concentration term
(a) [Ba++] (b) [F-] (ć) 1/2[F-] (d) 2[NO3-]

Profile image of Sahani Kumar
7 Years agoGrade 12th pass
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2 Answers

Profile image of Shivangi Khatter
7 Years ago
b option is correct
Profile image of ANKIT TYAGI
5 Years ago

BaF2(s) ⇌ Ba2+(aq) + 2F(aq)

Since Ba2+(aq) also comes from the ionization of Ba(NO3)2. Due to the common ion effect, the solubility of BaF2 is given as ½ [F-].