The relative adsorption of each component of the mixture is expressed in terms of

1.  Adsorption factor

2.  Retention factor

3.  Co factor

4.  Sorption factor

View Answer  
4
Correct Answer :

Retention factor


Explanation :
No Explanation available for this question

In Kjeldah is method, Nitrogen present is quantitatively converted to

1.  N2

2.  (NH4)2SO4

3.  NO2

4.  NH3

View Answer  
4
Correct Answer :

(NH4)2SO4


Explanation :
No Explanation available for this question

In quantitative determination of carbon the CO2 produced is absorbed in the solution of

1.  pyrogallol

2.  KOH

3.  Ca(OH)2

4.  All the above

View Answer  
4
Correct Answer :

KOH


Explanation :
No Explanation available for this question

9.2 gm of N2O4(g) is taken in a closed one litre vessel and heated till the following equilibrium is reachedAt equilibrium 50% of N2O

1.  0.1

2.  0.2

3.  0.4

4.  2

View Answer  
4
Correct Answer :

0.2


Explanation :
No Explanation available for this question

The degree of dissociation of an acid HA of 0.1M solution is 0.1%. Its dissociation constant is

1.  1x10-3

2.  1x10-10

3.  1x10-7

4.  1x10-14

View Answer  
4
Correct Answer :

1x10-7


Explanation :
No Explanation available for this question

The weight of copper deposited when 0.5F of current is passed through CuSO4 solution is

1.  3.175g

2.  0.3175g

3.  15.875g

4.  6.35g

View Answer  
4
Correct Answer :

15.875g


Explanation :
No Explanation available for this question

In the reaction A+B⇔C+D, the initial concentration of reactants is 1mole/lit each. The equilibrium concentration of each product is 0.9 moles lit-1. Its Kc is

1.  0.9

2.  0.81

3.  81

4.  8.1

View Answer  
4
Correct Answer :

81


Explanation :
No Explanation available for this question

The value of Kp for the reaction 2H2S(g) ⇔ 2H2(g) + S2(g) is 1.2X10-2 at 10650C.The value of KC for the reaction

1.  1.2x10-2

2.  

3.  83

4.  >1.2x10-2

View Answer  
4
Correct Answer :

<1.2x10-2


Explanation :
No Explanation available for this question

For the reversible reaction C2H4 + H2 ⇔ C2H6 the equilibrium constant can be expressed in units of

1.  Lit-1 mole-1

2.  Lit.mole-1

3.  mole2 Lit-2

4.  mole Lit-1

View Answer  
4
Correct Answer :

Lit.mole-1


Explanation :
No Explanation available for this question

In which of the following reactions, the concentration of product is higher than the concentration of reactant at equilibrium (K=equilibrium constant)

1.  A ⇔ B; K = 0.001

2.  M ⇔ N; K = 10

3.  X ⇔ Y; K = 0.01

4.  R ⇔ P; K = 0.01

View Answer  
4
Correct Answer :

M ⇔ N; K = 10


Explanation :
No Explanation available for this question
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