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The reactant (X) in the reaction, (X) stack rightwards arrow with CH subscript 3 COONa on top with open parentheses CH subscript 3 CO close parentheses subscript 2 straight O belowCinnamic acid is

The correct answer is:

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General
chemistry-

straight C subscript 6 straight H subscript 5 NH subscript 2 HCl with rightwards arrow with NaNO subscript 2 on top on top X rightwards arrow with Cu subscript 2 left parenthesis CN right parenthesis subscript 2 on top Y rightwards arrow with straight H subscript 2 straight O divided by straight H to the power of plus on top ZZ is identified as

straight C subscript 6 straight H subscript 5 NH subscript 2 HCl with rightwards arrow with NaNO subscript 2 on top on top X rightwards arrow with Cu subscript 2 left parenthesis CN right parenthesis subscript 2 on top Y rightwards arrow with straight H subscript 2 straight O divided by straight H to the power of plus on top ZZ is identified as

chemistry-General
General
chemistry-

Consider the following reactionstraight C subscript 6 straight H subscript 5 NO subscript 2 rightwards arrow with Sn divided by HCI on top X rightwards arrow with straight C subscript 6 straight H subscript 5 COCI on top Y plus HCI,  What is ?

Consider the following reactionstraight C subscript 6 straight H subscript 5 NO subscript 2 rightwards arrow with Sn divided by HCI on top X rightwards arrow with straight C subscript 6 straight H subscript 5 COCI on top Y plus HCI,  What is ?

chemistry-General
General
maths-

When does the current flow through the following circuit

p, q, r should be closed for the current to flow.

When does the current flow through the following circuit

maths-General
p, q, r should be closed for the current to flow.
General
physics-

Four plates of equal area A are separated by equal distance d and are arranged as shown in the figure. The equivalent capacity is

Four plates of equal area A are separated by equal distance d and are arranged as shown in the figure. The equivalent capacity is

physics-General
General
chemistry-

CH subscript 3 CH subscript 2 Br rightwards arrow with a q times KOH on top A straight capital delta with rightwards arrow with KMnO subscript 4 divided by straight H to the power of plus on top on top B stack rightwards arrow with NH subscript 3 on top with straight capital delta below stack rightwards arrow with Br subscript 2 on top with text  alkali  end text below D 'D' is :

CH subscript 3 CH subscript 2 Br rightwards arrow with a q times KOH on top A straight capital delta with rightwards arrow with KMnO subscript 4 divided by straight H to the power of plus on top on top B stack rightwards arrow with NH subscript 3 on top with straight capital delta below stack rightwards arrow with Br subscript 2 on top with text  alkali  end text below D 'D' is :

chemistry-General
General
chemistry-

The products of above sequence of reactions are

The products of above sequence of reactions are

chemistry-General
General
chemistry-

The correct set of the products obtained in the following reactions is

a) R C N rightwards arrow with text  Reduction  end text on top

b) R CN stack rightwards arrow with left parenthesis straight I right parenthesis CH subscript 3 MgBr on top with left parenthesis II right parenthesis straight H subscript 2 straight O below

c) R N C rightwards arrow with text  Hydrolysis  end text on top

d) R NH subscript 2 rightwards arrow with HNO subscript 2 on top

The correct set of the products obtained in the following reactions is

a) R C N rightwards arrow with text  Reduction  end text on top

b) R CN stack rightwards arrow with left parenthesis straight I right parenthesis CH subscript 3 MgBr on top with left parenthesis II right parenthesis straight H subscript 2 straight O below

c) R N C rightwards arrow with text  Hydrolysis  end text on top

d) R NH subscript 2 rightwards arrow with HNO subscript 2 on top

chemistry-General
General
physics-

A sphere of radius r is charged to a potential V. The outward pull per unit area of its surface is given by

A sphere of radius r is charged to a potential V. The outward pull per unit area of its surface is given by

physics-General
General
chemistry-

Aniline is not the major product in one of the following reactions. Identify that reaction.

Aniline is not the major product in one of the following reactions. Identify that reaction.

chemistry-General
General
chemistry-

The reaction,CH subscript 3 CN plus 4 straight H rightwards arrow with Na divided by straight C subscript 2 straight H subscript 5 OH on top CH subscript 3 CH subscript 2 NH subscript 2 is called:

The reaction,CH subscript 3 CN plus 4 straight H rightwards arrow with Na divided by straight C subscript 2 straight H subscript 5 OH on top CH subscript 3 CH subscript 2 NH subscript 2 is called:

chemistry-General
General
physics-

If area of each plate is A and the successive separations are d, 2d and 3d then the equivalent capacitance across A and B is

 

If area of each plate is A and the successive separations are d, 2d and 3d then the equivalent capacitance across A and B is

 

physics-General
General
physics-

Two plates, each of area A, are placed parallel to each other at a distance d. One plate is connected to a battery of e.m.f. E and its negative is earthed. The other plate is also earthed.


The charge drawn by plate is

Two plates, each of area A, are placed parallel to each other at a distance d. One plate is connected to a battery of e.m.f. E and its negative is earthed. The other plate is also earthed.


The charge drawn by plate is

physics-General
General
physics-

Two identical capacitors have the same capacitance C. One of them is charged to potential V subscript 1 and the other to V subscript 2. The negative ends of the capacitors are connected together. When the positive ends are also connected, the decrease in energy of the system is

Two identical capacitors have the same capacitance C. One of them is charged to potential V subscript 1 and the other to V subscript 2. The negative ends of the capacitors are connected together. When the positive ends are also connected, the decrease in energy of the system is

physics-General
General
physics-

A capacitor of capacitance C subscript 0 charged to a potential V subscript 0 and then isolated. A small capacitor C is then charged from C subscript 0 , discharged and charged again; the process being repeated n times. Due to this, potential of the larger capacitor us decreased to V . The value of C is

A capacitor of capacitance C subscript 0 charged to a potential V subscript 0 and then isolated. A small capacitor C is then charged from C subscript 0 , discharged and charged again; the process being repeated n times. Due to this, potential of the larger capacitor us decreased to V . The value of C is

physics-General
General
chemistry-

Nitric oxide is prepared by the action of  HNO subscript 3  on

3 Cu plus 8 HNO subscript 3 not stretchy rightwards arrow 3 Cu open parentheses NO subscript 3 close parentheses subscript 2 plus 4 straight H subscript 2 straight O plus 2 NO
Hence order of covalent character B e C l subscript 2 end subscript greater than L i C l greater than N a C l

Nitric oxide is prepared by the action of  HNO subscript 3  on

chemistry-General
3 Cu plus 8 HNO subscript 3 not stretchy rightwards arrow 3 Cu open parentheses NO subscript 3 close parentheses subscript 2 plus 4 straight H subscript 2 straight O plus 2 NO
Hence order of covalent character B e C l subscript 2 end subscript greater than L i C l greater than N a C l