The number of germinal dihalides possible with the formula C3H6Br2

1.  2

2.  3

3.  4

4.  5

View Answer  
4
Correct Answer :

2


Explanation :
No Explanation available for this question

The rate constant value amongst the following which indicates the reaction heat occurs to the greatest extent

1.  10

2.  100

3.  0.1

4.  1

View Answer  
4
Correct Answer :

100


Explanation :
No Explanation available for this question

The formation of diethyl ether from ethanol is catalysed by

1.  H2SO4, 1700C

2.  Al2O3, 2500C

3.  Cu

4.  Ni

View Answer  
4
Correct Answer :

Al2O3, 2500C


Explanation :
No Explanation available for this question

The gold numbers of three protective colloids A, B, and C are 0.05, 0.01 and 0.5 respectively. The decreasing order of their protective power is

1.  B, C, A

2.  A, B, C

3.  B, A, C

4.  C, A, B

View Answer  
4
Correct Answer :

B, A, C


Explanation :
No Explanation available for this question

The unit of rate constant obeying the rate expression r=K[A]1[B]2/3

1.  Mole-2/3lit2/3sec-1

2.  Mole2/3lit-2/3sec-1

3.  Mole-5/3lit2/3sec-1

4.  Mole.lit-1sec

View Answer  
4
Correct Answer :

Mole-2/3lit2/3sec-1


Explanation :
No Explanation available for this question

Cod-liver oil is an emulsion of ………..type emulsion

1.  Oil in water

2.  Water in oil

3.  Oil in oil

4.  ice in water

View Answer  
4
Correct Answer :

Water in oil


Explanation :
No Explanation available for this question

In freundlich adsorption isotherm, the intercept is equal to

1.  k

2.  logk

3.  1/n

4.  log x/m

View Answer  
4
Correct Answer :

logk


Explanation :
No Explanation available for this question

The rate of gaseous reaction is given by K[A][B]. If the volume of reaction vessel is reduced to 1/4 of initial volume the reaction rate relative to the original rate is

1.  1/16

2.  1/8

3.  8

4.  16

View Answer  
4
Correct Answer :

16


Explanation :
No Explanation available for this question

In Habers process of ammonia synthesis, the substances that acts as catalytic poison

1.  Fe2O3

2.  As2O3

3.  CO2

4.  H2S

View Answer  
4
Correct Answer :

H2S


Explanation :
No Explanation available for this question

Soap water removes grease by

1.  Adsorption

2.  Emulsification

3.  Coagulation

4.  Absorption

View Answer  
4
Correct Answer :

Emulsification


Explanation :
No Explanation available for this question
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