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Ionic Equilibrium — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryIonic Equilibrium1 Mark
MCQ
Which one of the following is not correct?
  • A
    $pH + pOH =14$
  • B
    $pH =7+\frac{1}{2} pK _{ a }-\frac{1}{2} pK _{ b }$
  • ✓
    $pH \times pOH =1 \times 10^{14}$
  • D
    $pH =-\log _{10}\left[ H _3 O ^{+}\right]$
✓

Answer

Correct option: C.
$pH \times pOH =1 \times 10^{14}$
$pH \times pOH =1 \times 10^{14}$

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