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Ionic Equilibrium — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryIonic Equilibrium1 Mark
MCQ
The highest pH $14$ is given by ……………….
  • ✓
    $0.1 M H _2 SO _4$
  • B
    $0.1 M NaOH$
  • C
    $1 N NaOH$
  • D
    $1 N HCl$
✓

Answer

Correct option: A.
$0.1 M H _2 SO _4$
$(a)$
$0.1 M H _2 SO _4$
${\left[ OH ^{-}\right]=1}$
$pOH =0 $
$pH + pOH =14 $
$pH =14-0=14$

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