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Chemistry
List of top Chemistry Questions on Some basic concepts of chemistry asked in JKCET
Calculate the molarity of a solution of
$ 30\,g $
of
$ Co(NO_3)_2.6H_2O $
in
$ 4.3\, L $
of solution ? Consider atomic mass of
$ Co = 59\, u $
,
$ N = 14\, u $
,
$ O = 16\,u $
,
$ H = 1\,u $
JKCET - 2018
JKCET
Chemistry
Some basic concepts of chemistry
Avogadro number
$\left(6.023 \times 10^{23}\right)$
of carbon atoms are present in
JKCET - 2012
JKCET
Chemistry
Some basic concepts of chemistry
In a volumetric experiment, it was found that a solution of
$KMnO _{4}$
is reduced to
$MnSO _{4}$
. If the normality of the solution is
$1.0\, N$
, then the molarity of the solution will be
JKCET - 2011
JKCET
Chemistry
Some basic concepts of chemistry
When
$6.3\, g$
of sodium bicarbonate are added to
$30.0\, g$
of acetic acid solution, the residual solution is found to weigh
$33.0\, g$
. The mass of carbon dioxide released in the reaction is
JKCET - 2011
JKCET
Chemistry
Some basic concepts of chemistry
If
$300\,mL$
of a gas weighs
$0.368\, g$
at
$STP$
. What is its molecular weight?
JKCET - 2010
JKCET
Chemistry
Some basic concepts of chemistry
The number of molecules in
$18 \,mg$
of water in terms of Avogadro number
$N$
is
JKCET - 2009
JKCET
Chemistry
Some basic concepts of chemistry
How much volume of oxygen at
$STP$
, in litre is required to burn
$4\,g$
of methane gas completely?
JKCET - 2009
JKCET
Chemistry
Some basic concepts of chemistry
Number of atoms of oxygen present in $10.6\, g$ of $Na _{2} CO _{3}$ will be
JKCET - 2004
JKCET
Chemistry
Some basic concepts of chemistry