The correct sequence of thermal stability of the following carbonates is:
a) |
|
b) |
|
c) |
|
d) |
Correct Option: a
View SolutionThe correct statement among the following is :
a) |
|
b) |
|
c) |
|
d) |
|
Correct Option: b
View SolutionThe electrons are more likely to be found:
a) |
in the region a and c |
b) |
in the region a and b |
c) | only in the region a |
d) | only in the region c |
Correct Option: a
View SolutionWhat is the molar solubility of in
solution? Given that, solubility product of
a) |
|
b) |
|
c) | d) |
Correct Option: d
View SolutionGven :
Oxidising power of the species will increase in the order:
a) |
|
b) |
|
c) | d) |
Correct Option: a
View SolutionAn organic compound 'A' is oxidized with followed by boiling with
. The resultant solution is then treated with ammonium molybdate to yield a yellow precipitate.
Based on above observation, the element present in the given compound is :
a) |
Sulphur |
b) |
Nitrogen |
c) | Phosphorus |
d) | Fluorine |
Correct Option: c
View SolutionEnthalpy of sublimation of iodine is at
. If specific heat of
and
are
and
respectively, then enthalpy of sublimation of iodine at
in
is :
a) |
2.85 |
b) |
22.8 |
c) | 5.7 |
d) | 11.4 |
Correct Option: b
View SolutionIn the following reaction;
'A' and 'B' respectively can be :
a) |
|
b) |
|
c) |
|
d) | n-Butane and Iso-butane92933 |
Correct Option: b
View SolutionWhich of the following is a thermosetting polymer?
a) |
PVC |
b) |
Nylon 6 |
c) | Buna-N |
d) | Bakelite |
Correct Option: d
View SolutionThe complex ion that will lose its crystal field stabilization energy upon oxidation of its metal to +3 state is:
a) |
|
b) |
|
c) |
|
d) |
Correct Option: c
View SolutionThe mole fraction of a solvent in aqueous solution of a solute is The molality of the aqueous solution is :
a) |
0.1388 |
b) |
0.01388 |
c) | 1.388 |
d) | 13.88 |
Correct Option: d
View SolutionThe correct set of species responsible for the photochemical smog is:
a) |
|
b) |
|
c) |
|
d) |
Correct Option: a
View SolutionThe major product of the following addition reaction is
a) |
|
b) |
|
c) | d) | |
Correct Option: d
View SolutionThe increasing order of the of the following compound is :
a) |
|
b) |
|
c) | d) |
Correct Option: d
View Solution of
weigh
and
of
weigh
The molar mass of
and molar mass of
in
are :
a) |
|
b) |
|
c) |
|
d) |
Correct Option: c
View SolutionComplete removal of both the axial ligands (along the z-axis) from an octahedral complex leads to which of the following splitting patterns? ( relative orbital energies not on scale).
a) |
|
b) |
|
c) | d) |
Correct Option: b
View SolutionThe major product(s) obtained in the following reaction is/ are:
The products are:
a) |
|
b) |
|
c) | d) |
Correct Option: d
View SolutionAn ideal gas is allowed to expand from 1L to 10L against a constant external pressure of 1 bar. The work done in kJ is :
a) |
10 |
b) |
-9 |
c) | -2 |
d) | -0.9 |
Correct Option: d
View SolutionWhich of the following statements is not true about RNA?
a) |
It controls the synthesis protein |
b) |
It usually does not replicate |
c) | It has always double stranded |
d) | It is present in the nucleus of the cell. |
Correct Option: c
View SolutionThe basic structural unit of feldspar, zeolites, mica, and asbestos is :
a) |
|
b) |
|
c) | d) |
Correct Option: c
View SolutionBut-2-ene on reaction with alkaline at elevated temperature followed by acidification will give:
a) |
|
b) |
|
c) | one molecule of |
d) |
Correct Option: a
View SolutionThe major product of the following reaction is :
a) |
|
b) |
|
c) | d) |
Correct Option: c
View SolutionThe group number, number of valence electrons, and valency of an element with atomic number 15, respectively are:
a) |
|
b) |
|
c) |
|
d) |
|
Correct Option: a
View SolutionThe idea of froth floatation method came from a person X and this method is related to the process Y of ores. X and Y respectively, are :
a) |
washer woman and concentration |
b) |
fisher man and reduction |
c) | washer man and reduction |
d) | fisher woman and concentration |
Correct Option: a
View SolutionGlucose and Galactose are having identical configuration in all the positions except position.
a) |
|
b) |
|
c) | d) |
Correct Option: d
View SolutionPeptization is a :
a) |
process of bringing colloidal molecule into solution |
b) |
process of converting soluble particles to form colloidal solution |
c) | process of converting precipitate into colloidal solution |
d) | process of converting a colloidal solution into precipitate |
Correct Option: c
View SolutionAn example of a disproportionation reaction is :
a) |
|
b) |
|
c) | d) |
Correct Option: a
View SolutionThe metal that gives hydrogen gas upon treatment with both acid as well as base is :
a) |
zinc |
b) |
iron |
c) | mercury |
d) | magnesium |
Correct Option: a
View SolutionAn element has a face-centred cubic (fcc) structure with a cell edge of a. The distance between the centres of two nearest tetrahedral voids in the lattice is :
a) |
|
b) |
a |
c) | d) |
Correct Option: a
View SolutionThe major products of the following reaction are :
a) |
|
b) |
|
c) |
|
d) |
|
Correct Option: c
View SolutionFor , let
denote the greatest integer
then the sum of the series
is :
a) |
131 |
b) |
133 |
c) | 135 |
d) | 153 |