The number of π bonds in the product formed by passing acetylene through dil.H2SO4 containing mercuric sulphate is:

1.  zero

2.  one

3.  two

4.  three

View Answer  
4
Correct Answer :

one


Explanation :
No Explanation available for this question

Which one of the following is a correct set

1.  H2O,sp3, angular

2.  H2O,sp2,linear

3.  NH4+,dsp2,square planar

4.  CH4,dsp2,tetrahedral

View Answer  
4
Correct Answer :

CH<sub>4</sub>,dsp<sup>2</sup>,tetrahedral


Explanation :
No Explanation available for this question

Which one of the following reactions occur at the anode,in the Castner process of extracting sodium metal

1.  H2→2H++2e-

2.  2Cl -→Cl2+2e-

3.  4OH - →2H2O+O2+4e-

4.  Na+e-→Na

View Answer  
4
Correct Answer :

Na+e<sup>-</sup>&#8594;Na


Explanation :
No Explanation available for this question

Which one of the following represents the graph between log p(on Y-axis) and 1/T(on X-axis)(p = vapour pressure of a liquid,T=absolute temperature)

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

An organic compound X gives a red precipitate on heating with Fehling's solution.Which one of the following reactions yields X as a major product

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

What is the volume (in litres) of oxygen required at STP to completely convert 1.5 mol of sulpher into sulpher dioxide

1.  11.2

2.  22.4

3.  33.6

4.  44.8

View Answer  
4
Correct Answer :

33.6


Explanation :
No Explanation available for this question

In the reaction, 500 atmosphere pressure.what is X

1.  Diethyl ether

2.  Ethyl carbonate

3.  Diethyl peroxide

4.  Ethyl propionate

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4
Correct Answer :

Ethyl propionate


Explanation :
No Explanation available for this question

If a gas contains only three molecules that move with velocities of 100,200,500 ms-1.What is the rms velocity of that gas in ms-1

1.  100√8/3

2.  100√3

3.  100√10

4.  800/3

View Answer  
4
Correct Answer :

100&#8730;10


Explanation :
No Explanation available for this question

Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide

1.  Methane

2.  Ethane

3.  Carbon dioxide

4.  Propane

View Answer  
4
Correct Answer :

Methane


Explanation :
No Explanation available for this question

Which one of the following electrolyte is used in Down's process of extracting sodium metal

1.  NaCl+KCl+KF

2.  NaCl

3.  NaOH+KCl+KF

4.  NaCl+NaOH

View Answer  
4
Correct Answer :

NaCl+KCl+KF


Explanation :
No Explanation available for this question
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