New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Ionic Equilibrium question

2022 · 28 Jul · Shift 1 · Q17

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Chemistry
Ionic Equilibrium
2022 · 28 Jul · Shift 1 · Q17

Ionic Equilibrium question

2022 · 28 Jul · Shift 1 · Q17

JEE MainChemistryIonic EquilibriumNumerical+4 / −1

\mathrm{K}_{\mathrm{a}}

for butyric acid

\left(\mathrm{C}_{3} \mathrm{H}_{7} \mathrm{COOH}\right)

is

2 \times 10^{-5}

. The

\mathrm{pH}

of

0.2 \,\mathrm{M}

solution of butyric acid is

\underline{\hspace{2cm}}

\times 10^{-1}

. (Nearest integer) [Given

\log 2=0.30

]

Numerical answer

More from Ionic Equilibrium

Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R Assertion A : Permanganate titrations are not performed in presence of hydrochloric acid. Reason R : Chlorine is formed as a consequence…2022 · MCQ
The solubility product of a sparingly soluble salt $A_{2} X_{3}$ is 1.1 $\times$ 10 $-$ 23. If specific conductance of the solution is 3 $\times$ 10 $-$ 5 S m $-$ 1, the limiting molar conductivity of the solution is $x \times$ 10 $-$ 3 S m2…2022 · Numerical
A student needs to prepare a buffer solution of propanoic acid and its sodium salt with pH 4. The ratio of $\frac{[ C H _{3} C H _{2} C O O ^{-} ]}{[ C H _{3} C H _{2} C O O H ]}$ required to make buffer is . Given : $K_{a} (C H_{3} C H_{2} C O O H) = 1.3 \times 1 0^{- 5}$ …2022 · MCQ
If the solubility product of PbS is 8 $\times$ 10 $-$ 28, then the solubility of PbS in pure water at 298 K is x $\times$ 10 $-$ 16 mol L $-$ 1. The value of x is . (Nearest Integer) [Given : $2$ = 1.41]2022 · Numerical
$200 mL$ of $0.01 M HCl$ is mixed with $400 mL$ of $0.01 M H_{2} SO_{4}$ . The $pH$ of the mixture is . Given: $lo g 2 = 0.30, lo g 3 = 0.48, lo g 5 = 0.70, lo g 7 = 0.84, lo g 11 = 1.04$ …2022 · MCQ
The solubility of AgCl will be maximum in which of the following?2022 · MCQ
The molar solubility of $Z n (O H)_{2}$ in 0.1 M $N a O H$ solution is x $\times$ 10 $-$ 18 M. The value of x is (Nearest integer) (Given : The solubility product of $Z n (O H)_{2}$ is 2 $\times$ 10 $-$ 20)2021 · Numerical
Two salts $A_{2} X$ and $-$ have the same value of solubility product of 4.0 $\times$ 10 $-$ 12. The ratio of their molar solubilities i.e. $\frac{S ( A _{2} X )}{S ( M X )}$ = . (Round off to the Nearest Integer)2021 · Numerical