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Chemistry
List of top Chemistry Questions
The emf of the cell involving the following reaction
$ {2Ag^+ + H_2 -> 2Ag + 2H^+} $
is
$ 0.80 \,Volt $
. The standard oxidation potential of silver electrode is
AMUEEE - 2011
AMUEEE
Chemistry
Electrochemistry
An alkyl cyanide forms an amide when it is treated with
AMUEEE - 2011
AMUEEE
Chemistry
Amines
Among the following the ambidentate ligand is
JKCET - 2011
JKCET
Chemistry
coordination compounds
$AgNO_3$
(aqueous) was added to an aqueous
$KCl$
solution gradually and the conductivity of the solution was measured. The plot of conductance
$\Lambda$
versus the volume of
$AgNO_3$
is
JEE Advanced - 2011
JEE Advanced
Chemistry
Electrochemistry
Amongst the given options, the compound(s) in which all the atoms are in one plane in all the possible conformations (if any), is/are
JEE Advanced - 2011
JEE Advanced
Chemistry
Hydrocarbons
Extra pure
$N_2$
can be obtained by heating
JEE Advanced - 2011
JEE Advanced
Chemistry
p -Block Elements
Oxidation states of the metal in the minerals haematite and magnetite, respectively, are
JEE Advanced - 2011
JEE Advanced
Chemistry
Redox reactions
Passing
$H_2 S$
gas into a mixture of
$Mn^{2+}, Ni^{2+}, Cu^{2+}$
and
$Hg^{2+}$
ions in an acidified aqueous solution precipitates
JEE Advanced - 2011
JEE Advanced
Chemistry
Organic Chemistry- Some Basic Principles and Techniques
The correct statement(s) pertaining to the adsorption of a gas on a solid surface is (are)
JEE Advanced - 2011
JEE Advanced
Chemistry
Surface Chemistry
In diborane, each boron atom uses
AMUEEE - 2011
AMUEEE
Chemistry
p -Block Elements
The paramagnetic oxides of nitrogen are
JKCET - 2011
JKCET
Chemistry
p -Block Elements
In which of the following molecules the central atom has two lone pairs of electrons?
JKCET - 2011
JKCET
Chemistry
Chemical bonding and molecular structure
The oxyacid of sulphur that contains a lone pair of electrons on sulphur is
JKCET - 2011
JKCET
Chemistry
p -Block Elements
The hybridization involved in
$ PCl_5$
is
JKCET - 2011
JKCET
Chemistry
Chemical bonding and molecular structure
Among the following which one is a linear molecule having zero dipole moment?
JKCET - 2011
JKCET
Chemistry
Chemical bonding and molecular structure
Which of the following releases maximum energy on combustion in
$kJ$
per mole state?
AMUEEE - 2011
AMUEEE
Chemistry
Hydrocarbons
Decreasing order of stability of hydrogen halide is
AMUEEE - 2011
AMUEEE
Chemistry
p -Block Elements
Which one of the following is the most electronegative element configuration?
AMUEEE - 2011
AMUEEE
Chemistry
p -Block Elements
Stereoisomers differ in
JIPMER - 2011
JIPMER
Chemistry
Isomerism
Reaction of ethyl formate with excess of
${CH_3Mgl}$
followed by hydrolysis gives
JIPMER - 2011
JIPMER
Chemistry
Preparation
Gold number is associated with
JIPMER - 2011
JIPMER
Chemistry
Surface Chemistry
The hybridisation state of carbon in fullerene is
JIPMER - 2011
JIPMER
Chemistry
p -Block Elements
Total volume of atoms present in a face centred cubic unit cell of a metal is (
$r$
is atomic radius)
JIPMER - 2011
JIPMER
Chemistry
The solid state
The set representing the correct order for first ionisation potential is
JIPMER - 2011
JIPMER
Chemistry
Classification
Heisenberg?s uncertainty principle can be explained as
JIPMER - 2011
JIPMER
Chemistry
Structure of atom
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