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Chemistry
List of top Chemistry Questions asked in KCET
Which of the following is incorrect in a galvanic cell ?
KCET - 2016
KCET
Chemistry
Electrochemistry
The hottest region of Bunsen flame shown in the figure below is :
KCET - 2016
KCET
Chemistry
Some basic concepts of chemistry
Van-Arkel method of refining Zirconium involves,
KCET - 2016
KCET
Chemistry
General Principles and Processes of Isolation of Elements
When an electrolyte is dissociated in solution, the van't Hoff factor
\((i)\)
is,
KCET - 2016
KCET
Chemistry
Solutions
The hybridisation of
$C$
in diamond, graphite and ethyne is in the order
KCET - 2016
KCET
Chemistry
Chemical bonding and molecular structure
The increasing order of bond order of
$O_2, O_2^+ , O_2^-$
and
$O_2^{-}$
is
KCET - 2016
KCET
Chemistry
Molecular Orbital Theory
The contribution of particle at the edge centre to a particular unit cell is.
KCET - 2016
KCET
Chemistry
The solid state
Predict the product
$C$
in the following series of reactions :
$CH _{3}- COOH \stackrel{ PCl _{ 5 }}{\longrightarrow} A { ->[{C_6H_6}][{{\text{Anhyd}} . Alcl_3}] } B { ->[CH_3MgBr] C}$
KCET - 2016
KCET
Chemistry
Aldehydes, Ketones and Carboxylic Acids
The composition of ?copper matte? is,
KCET - 2016
KCET
Chemistry
Occurrence Of Metals
The complex formed when
$Al_2O_3$
is leached from Bauxite using concentrated NaOH solution is,
KCET - 2016
KCET
Chemistry
Concentration of ores
Sulphur sol contains
KCET - 2016
KCET
Chemistry
Colloids
Reactions in zeolite catalyst depend on,
KCET - 2016
KCET
Chemistry
Catalysis
Main axis of a diatomic molecule is
$Z$
, molecular orbital
$p_x $
and
$ p_y$
overlaps to form, which of the following orbitals?
KCET - 2016
KCET
Chemistry
Chemical bonding and molecular structure
$HCl$
gas is covalent and
$NaCl$
is an ionic compound. This is because
KCET - 2016
KCET
Chemistry
Chemical bonding and molecular structure
The distinguishing test between methanoic acid and ethanoic acid is
KCET - 2015
KCET
Chemistry
Chemical Reactions
Half-life period of a first order reaction is
$10\, min$
. Starting with initial concentration
$12\, M$
, the rate after
$20\, min$
is
KCET - 2015
KCET
Chemistry
Chemical Kinetics
Glycogen is
KCET - 2015
KCET
Chemistry
Biomolecules
$0.06\%\, (w/v)$
aqueous solution of urea is isotonic with
KCET - 2015
KCET
Chemistry
Solutions
The electrolyte having maximum flocculation value for
$AgI/Ag^+$
sol is
KCET - 2015
KCET
Chemistry
Surface Chemistry
The two electrons have the following set of quantum numbers:
$P = 3 , 2 , - 2 , + \frac {1}{2}$
$Q = 3,0,0,+\frac {1}{2}$
Which of the following statement is true ?
KCET - 2015
KCET
Chemistry
Structure of atom
How many ions per molecule are produced in the solution when Mohr salt is dissolved in excess of water ?
KCET - 2015
KCET
Chemistry
coordination compounds
In
$H_2 - O_2$
fuel cell the reaction occurring at cathode is
KCET - 2015
KCET
Chemistry
Electrochemistry
On heating with concentrated
$NaOH$
solution in an inert atmosphere of
$CO_2$
white phosphorous gives a gas. Which of the following statement is incorrect about the gas ?
KCET - 2015
KCET
Chemistry
p -Block Elements
An alkali metal hydride
$(NaH)$
reacts with diborane in
$A$
to give a tetrahedral compound
$B$
which is extensively used as reducing agent in organic synthesis. The compounds
$A$
and
$B$
respectively are
KCET - 2015
KCET
Chemistry
p -Block Elements
Which of the following compound possesses the "C - H" bond with the lowest bond dissociation energy ?
KCET - 2015
KCET
Chemistry
Organic Chemistry- Some Basic Principles and Techniques
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