When equal volumes are mixed molarity reduce to half.
For precipitation QSP=[A+2][Y−]2>KSP
(1) QSP=(1.8×10−3)(25×10−4)2<KsP
(2) QSP=(10−4)(0.4×10−3)2<Ksp
(3) QSP=(10−2)(10−2)2>KsP
(4) QSP=(21.5×10−4)(21.5×10−3)2<KsP
If equal volumes of AB2 and XY (both are salts) aqueous solutions are mixed, which of the following combination will give a precipitate of AY2 at 300 K ?
(Given Ksp (at 300 K) for AY2=5.2×10−7)
Held on 2 Apr 2025 · Verified 6 Jul 2026.
3.6×10−3M AB2,5.0×10−4M XY
2.0×10−4M AB2,0.8×10−3M XY
2.0×10−2M AB2,2.0×10−2M XY
1.5×10−4M AB2,1.5×10−3M XY
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