Chemical Equilibrium Test

Result

Chemical Equilibrium Test - 46

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Weekly Quiz Competition

Question 1
4 / -1

4.5 moles each of hydrogen and iodine heated in a sealed ten litre vessel. At equilibrium, 3 moles of HI were found. The equilibrium constant for H_2(g) + I_2(g) ⇌ HI(g) is

A
1

B
5

C
10

D
0.33

Solution
Question 2
4 / -1

A

B

C

D

Solution
Question 3
4 / -1

If concentration of reactants is increased by \'x\' then k become

A
ln( k / x )

B
k / x

C
k + x

D
k
Question 4
4 / -1

A
10^–11

B
10^–3

C
11

D
3
Question 5
4 / -1

Select the pKa value of strongest acid from following

A
1.0

B
3.0

C
2.0

D
4.5
Question 6
4 / -1

A

B

C

D
Question 7
4 / -1

The P^H of a 0.01 M solution of acetic acid having degree of dissociation 1.25% is

A
5.623

B
2.903

C
3.723

D
4.503
Question 8
4 / -1

By adding 20 ml 0.1 N HCl to 20 ml 0.1 N KOH the P^H of obtained solution will be :

A
0

B
7

C
2

D
9
Question 9
4 / -1

A

B

C

D
None of these
Question 10
4 / -1

Upto what P^H must a solution containing a precipitate of (Cr(OH)₃) be adjusted so that all precipitate dissolves

A
upto 4.4

B
upto 4.1

C
upto 4.2

D
upto 4.0