Ionic EquilibriumHard

Question

Separate solutions of NaW, NaX, NaY and NaZ, each of concentrations 0.1 M has pH 7.0, 9.0, 10.0 and 11.0, respectively, at 25o C. The strongest acid among these is

Options

A.HW
B.HX
C.HY
D.HZ

Solution

Stronger the acid, smaller is PH.

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