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Recent questions tagged unit11

What would be the product of the following reaction?

asked Feb 20, 2014 by sreemathi.v

1 answer

In the following reaction what is X?

asked Feb 20, 2014 by sreemathi.v

1 answer

What is X in the following reaction?

asked Feb 20, 2014 by sreemathi.v

1 answer

What is X in the below reaction?

asked Feb 20, 2014 by sreemathi.v

1 answer

Select the molecule which has only one $\pi$-bond

asked Feb 20, 2014 by sreemathi.v

1 answer

The decreasing order of $K_{eq}$ values in HCN addition to following aldehydes is

asked Feb 20, 2014 by sreemathi.v

1 answer

Predict the product in the following reaction

asked Feb 20, 2014 by sreemathi.v

1 answer

Which of the following will be a best hydride donor?

asked Feb 20, 2014 by sreemathi.v

1 answer

The cannizzaro reaction is given below :

asked Feb 20, 2014 by sreemathi.v

1 answer

Predict the product in the following reaction

asked Feb 20, 2014 by sreemathi.v

1 answer

A typical compound under goes Cannizzaro's reaction as well as aldol condensation.The possible compound is

asked Feb 20, 2014 by sreemathi.v

1 answer

The below reduction reaction is known as

asked Feb 20, 2014 by sreemathi.v

1 answer

Benzaldehyde differs from acetaldehyde in that

asked Feb 20, 2014 by sreemathi.v

1 answer

Which is a product X of the below reaction:

asked Feb 20, 2014 by sreemathi.v

1 answer

Which is a product F of reaction

asked Feb 19, 2014 by sreemathi.v

1 answer

In the below reaction only $CN^-$ ions are effective because

asked Feb 19, 2014 by sreemathi.v

1 answer

Refer the below reaction:

asked Feb 19, 2014 by sreemathi.v

1 answer

The product of below reaction:

asked Feb 19, 2014 by sreemathi.v

1 answer

Which of the following will be the best reagent for below transformation

asked Feb 19, 2014 by sreemathi.v

1 answer

Which of the following statements are correct ?

asked Feb 19, 2014 by sreemathi.v

1 answer

Haloform reaction may be depicted as follows :

asked Feb 19, 2014 by sreemathi.v

1 answer

Which of the following compounds exhibit Fehling's test?

asked Feb 19, 2014 by sreemathi.v

1 answer

Refer the below :

asked Feb 19, 2014 by sreemathi.v

1 answer

In the below reaction the product Y is

asked Feb 19, 2014 by sreemathi.v

1 answer

The below reaction involves

asked Feb 19, 2014 by sreemathi.v

1 answer

The correct order of reactivities of nucleophilic addition across -C=O of the RCOR ,RCHO and ArCHO is

asked Feb 19, 2014 by sreemathi.v

1 answer

Which of the following species is an intermediate in the reaction shown below :

asked Feb 19, 2014 by sreemathi.v

1 answer

The reduction at acetone with magnesium amalgam followed by hydrolysis produces

asked Feb 19, 2014 by sreemathi.v

1 answer

The haloform reaction is not shown by the compound

asked Feb 19, 2014 by sreemathi.v

1 answer

Refer the below reaction :

asked Feb 19, 2014 by sreemathi.v

1 answer

Refer the below :

asked Feb 19, 2014 by sreemathi.v

1 answer

Which of the following compounds does not under go aldol condensation?

asked Feb 19, 2014 by sreemathi.v

1 answer

Which of the following statements regarding aldehyde is not correct?

asked Feb 19, 2014 by sreemathi.v

1 answer

The cannizzaro reaction is not given by

asked Feb 18, 2014 by sreemathi.v

1 answer

In the Cannizzaro reaction given : $2C_6H_5-CHO\quad \underrightarrow {OH^-}\quad C_6H_5-CH_2OH +C_6H_5COO^-$ the slowest step is

asked Feb 18, 2014 by sreemathi.v

1 answer

Which of the following is an example of aldol condensation?

asked Feb 18, 2014 by sreemathi.v

1 answer

Which of the following compound is expected to have maximum enol content in ethanol?

asked Feb 18, 2014 by sreemathi.v

1 answer

The reaction $CH_3COCH_3 \large\xrightarrow{[H^+]} CH_3CH_2CH_3$ is known as

asked Feb 18, 2014 by sreemathi.v

1 answer

A uniform electric field exists in x -y plane. The potential of points $\;A (2m ,2m) , B (-2m ,2m)\;and\; C(2m ,4m)\;$ are 4V , 16V and 12V respectively . The electric field is

asked Feb 7, 2014 by yamini.v

1 answer

Two thin wire rings each having radius R are placed at a distance d apart with their axes coinciding . The charges on the two rings are +Q and -Q .The potential difference between the centres of the two rings is

asked Feb 6, 2014 by yamini.v

1 answer

The electric field in a region is given by $\;\overrightarrow{E}=\large\frac{\in_{0} x \hat{i}}{l}\;.$ Find the charge contained inside a cubical volume bounded by the surfaces $\;x=0 , x=a , y=0 , y=a , z=0 , z=a $ where $a= 10^{-2} m$ and $l= 2 \times 10^{-2}\; m$

asked Feb 5, 2014 by yamini.v

1 answer

Charges 2 q and q are placed at $\;(a , 0)\;and\;(-a , 0)\;.$ The points where electric field is zero will lie in

asked Jan 30, 2014 by yamini.v

1 answer

Consider the situation of figure the work done in moving to particles from P to A is $\;W_{A}\;is\;W_{B}\;$ and $\;P\;to\;C\;W_{C}\;$ Find the correct relation .

asked Jan 30, 2014 by yamini.v

1 answer

Two point particles of same mass M are attached to two ends of a massless non-conducting rigid rod of length l. The charge on particle are +q and -q. The rod is held in a region of uniform electric field E making an angle $\theta $( very small) with E. The time t , after itself parallel to electric field after releasing it is :

asked Jan 15, 2014 by meena.p

1 answer

A parallel plate capacitor is immersed in liquid of dielectric constant K. Find force per unit area acting on plate from the liquid from dielectric in contact with the plate.

asked Jan 13, 2014 by meena.p

1 answer

If a dielectric slab is inserted in between a capacitor of capacitance C after charging it to a potential V, the net charge on surfaces shown below will be :

asked Jan 10, 2014 by meena.p

1 answer

If a charge q is rotated around charge Q in a circle of radius y by $90^{\circ}$, the work done will be

asked Jan 6, 2014 by meena.p

1 answer

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