EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Ionic Equilibrium>AP EAPCET Medical 2021 (6-Sep Afternoon)>Q 1

EASY

AP EAPCET

IMPORTANT

Earn 100

Two solutions $A$ and $B$ have $pH$ $3$ and $6$ respectively. Which of the following statement is correct ?

50% studentsanswered this correctly

Important Questions on Ionic Equilibrium

MEDIUM

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Ionic Equilibrium>AP EAPCET - 3 Sep 2021 Afternoon>Q 2

A solution is prepared by dissolving

2 g

of

NaOH

in one litre water. Find the

pH

of this solution, assuming complete ionization. [

K_{w}

for water

= 1 \times 10^{- 14}

]

MEDIUM

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Ionic Equilibrium>AP EAPCET Medical 2018 (22-Apr Shift-1)>Q 3

At

T (K)

, if the ionization constants of

HCOOH

and

HCN

are

2.0 \times 10^{- 4}

and

5.0 \times 10^{- 9}

, respectively, the ionization constants of the corresponding conjugate bases, respectively, are

MEDIUM

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Ionic Equilibrium>AP EAPCET - 3 Sep 2021 Forenoon>Q 4

Given the

{pK}_{a}

of a weak acid

HA

as

4.60

and

{pK}_{b}

of a weak base

BOH

as

4.80,

then find the

pH

of

0.1 M

solution of the salt

BA,

formed from

HA

and

BOH .

EASY

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Ionic Equilibrium>AP EAPCET 2020 (24-Sep Shift-1)>Q 5

If the solubility is represented as

' S' mol L

and the solubility product as

K_{sp}

, the relation between the two for

{Zr}_{3} {({PO}_{4})}_{4}

is

MEDIUM

AP EAPCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 8 - Ionic Equilibrium>AP EAPCET Medical 2019 (24-Apr Shift-1)>Q 6

If

K_{sp}

(Solubility product) of

Ni (OH)_{2}

is

2.0 \times 10^{- 15}

, what is the molar solubility of

Ni (OH)_{2}

in

0.01 MNaOH ?