Consider the following reactions :

1.  Al2O3,3500C

2.  Cu,3000C

3.  Ca(OH)2+CaOCl2,600C

4.  NaOH/I2,600C

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4
Correct Answer :

Al<sub>2</sub>O<sub>3</sub>,350<sup>0</sup>C


Explanation :
No Explanation available for this question

In the reaction sequence,What is the molecular formula of Y

1.  C3H6O2

2.  C3H5N

3.  C2H4O2

4.  C2H6O

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4
Correct Answer :

C<sub>3</sub>H<sub>6</sub>O<sub>2</sub>


Explanation :
No Explanation available for this question

When acetylene is passed through red hot iron tube,compound X is formed.Which one of the following reactions will yield X as the major product

1.  

2.  C6H5SO3H+NaHCO3→

3.  

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

Consider the following reaction equilibrium Initial

1.  0.8

2.  1.6

3.  3.2

4.  6.4

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4
Correct Answer :

3.2


Explanation :
No Explanation available for this question

If the ionic product of water (Kw) is 1.96x10-14 at 350C,what is its value at 100C

1.  1.96x10-14

2.  3.92x10-14

3.  2.95x10-15

4.  1.96x10-13

View Answer  
4
Correct Answer :

1.96x10<sup>-13</sup>


Explanation :
No Explanation available for this question

2,3 DI-methyl hexane contains......tertiary .....secondary and .......primary carbon atoms,respectively

1.  2,2,4

2.  2,4,3

3.  4,3,2

4.  3,2,4

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4
Correct Answer :

2,2,4


Explanation :
No Explanation available for this question

Which of the following reactions proceeds via a secondary free radical

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

Compound X is anhydride of sulphuric acid.The number of σ-bonds and the number of π-bonds present in X are,respectively

1.  3,3

2.  4,2

3.  2,4

4.  4,3

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4
Correct Answer :

3,3


Explanation :
No Explanation available for this question

During the electrolysis of cyrolite,aluminium and fluorine are formed in.......molar ratio

1.  1:2

2.  2:3

3.  1:1

4.  1:3

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4
Correct Answer :

2:3


Explanation :
No Explanation available for this question

Water is considered to be polluted if the dissolved oxygen D.O.content is less than ......ppm

1.  5

2.  10

3.  15

4.  100

View Answer  
4
Correct Answer :

5


Explanation :
No Explanation available for this question
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