BITSAT 2020 Paper

Section: Chemistry

Question : 57 of 150

Marks: +1, -0

A solution of NH4‌Cl and NH3 has pH=8.0. Which of the following hydroxides may be precipitated when this solution is mixed with equal volume of 0.2M of metal ion.

Ba(OH)2(Ksp=1.1×10−4)
Mg(OH)2(Ksp=3.5×10−4)
Fe(OH)2(Ksp=8.1×10−16)
Ca(OH)2(Ksp=2.1×10−5)

Validate

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