Select the $pK_a$ value of the strongest acid from the following.
- A$1$
- B$3$
- C$2$
- D$4.5$
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Similar Questions
$A$ weak acid $HA$ has a degree of dissociation $x$. Which option gives the correct expression for $pH - pK_{a}$?
The $pH$ of a $0.1 \ M$ solution of the acid $HQ$ is $3$. The value of the ionization constant,$K_a$ of the acid is:
MediumAIEEE 2012
View SolutionThe $pH$ of a $0.1 \ M$ aqueous solution of a very weak acid $(HA)$ is $3$. What is its degree of dissociation in percentage?
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View SolutionThe $pH$ of $0.1 \ M$ $HCN$ solution is $5.2$. Calculate the dissociation constant $K_a$ of this solution.
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View SolutionWeak acid $HX$ has dissociation constant $1 \times 10^{-5}$. Calculate the percent dissociation in its $0.1 \ M$ solution. (in $\%$)
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