The total number of isomers for a square planar complex is :
a) |
16 |
b) |
8 |
c) | 4 |
d) | 12 |
Correct Option: d
View SolutionA process has and
. Out of the values given below, choose the minimum temperature (in K) above which the process will be spontaneous :
a) |
20 |
b) |
12 |
c) | 5 |
d) | 4 |
Correct Option: c
View SolutionThe value of for the following reactions at 300 K are respectively : (At 300 K , RT = 24.62
)
a) |
|
b) |
|
c) | d) |
Correct Option: b
View SolutionThe total number of isotopes of hydrogen and number of radioactive isotopes among them , respectively , are :
a) |
3 and 1 |
b) |
3 and 2 |
c) | 2 and 1 |
d) | 2 and 0 |
Correct Option: a
View SolutionWater filled in two glasses A and B have BOD values of 10 and 20, respectively. The correct statement regarding them is:
a) |
B is more polluted than A . |
b) |
A is suitable for drinking, whereas B is not . |
c) | Both A and B are suitable for drinking . |
d) | A is more polluted than B. |
Correct Option: a
View SolutionWhich premitive unit cell has unequal edge lengths and all axial angles different from
?
a) |
Triclinic |
b) |
Hexagonal |
c) | Monoclinic |
d) | Tetragonal |
Correct Option: a
View SolutionThe major product of the following reaction is:
a) |
|
b) |
|
c) | d) |
Correct Option: a
View SolutionConsider the given plots for a reaction obeying Arrhenius equation ( ) : (k and
are rate constant and activation energy , respectively )
a) |
I is right but II is wrong . |
b) |
Both I and II are correct. |
c) | I is wrong but II is right . |
d) | Both I and II are wrong |
Correct Option: b
View SolutionThe major product formed in the reaction given below will be:
a) |
|
b) |
|
c) | d) |
Correct Option:
View SolutionWilkinson catalyst is :
a) |
|
b) |
|
c) | d) |
Correct Option: c
View SolutionIf dichloromethane (DCM) and water are used for differential extraction , which one of the following statements is correct?
a) |
|
b) |
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c) |
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d) |
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Correct Option: a
View SolutionWhich dicarboxylic acid in presence of a dehydrating agent is least reactive to give an anhydride ?
a) |
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b) |
|
c) | d) |
Correct Option: a
View SolutionThe decreasing order of ease of alkaline hydrolysis for the following esters is
a) |
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b) |
|
c) | d) |
Correct Option: b
View SolutionWhich of the graphs shown below does not represent the relationship between incident light and the electron ejected from metal surface ?
a) |
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b) |
|
c) | d) |
Correct Option: c
View SolutionWhich of the following is not an example of heterogeneous catalytic reaction ?
a) |
Ostwald's process
|
b) |
Combustion of coal |
c) | Hydrogenatoin of vegetable oils |
d) | Haber's process |
Correct Option: b
View SolutionThe effect of lanthanoid contraction in the lanthanoid series of the element by and large means?
a) |
Increase in both atomic and ionic radii. |
b) |
Decrease in atomic radii and increase in ionic radii. |
c) | Decrease in both atomic and ionic radii. |
d) |
Increase in atomic radii and decrease in ionic radii. |
Correct Option: c
View SolutionWhich hydrogen in compound (E) is easily replaceable during bromination reaction in presence of light ?
(E)
a) |
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b) |
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c) |
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d) |
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Correct Option: b
View Solution
The major product of the following reaction is:
a) |
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b) |
|
c) |
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d) |
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Correct Option: d
View Solution
The correct structure of product 'P' in the following reaction is :