List of top Chemistry Questions

Iodine reacts with concentrated ${HNO_3}$ to yield $Y$ along with other products. The oxidation state of iodine in $Y$, is :
The correct statement among the following is
Which of the following carbohydrates are branched polymer of glucose
Net cell reaction of $Pt \left| H _{2}(640\, mm )\right| HCl \left| H _{2}(510\, mm )\right| Pt$.
What is the formula of plaster of Paris?
The volume strength of $1 \,M H _{2} O _{2}$ is (Molar mass of $\left. H _{2} O _{2}=34 \,g\, mol ^{-1}\right)$
The density of 2 M aqueous solution of NaOH is 1.28 g/cm$^3$. The molality of the solution is [Given that molecular mass of NaOH = 40 g mol$^{-1}$]
If equilibrium constant is 2.6×108 then find the value of ΔG°.
0.207 gram of organic compound gave 0.282 gram of silver bromide when heated with excess of nitric acid and silver nitrate. The percentage of bromine in the organic compound is
What is the shape and magnetic nature of permanganate ion ?
What happens; When dilute 'HCl' is added to granulated 'Zn' ?
A Solution reacts with egg-shell to give CO$_2$ gas, the Solution contains :
A Solution turns blue Litmus red, its pH is likely to be :
Bleaching Powder is mixed in drinking water. Why?
Which metals are kept in kerosene?
Rutherford's alpha-particle scattering experiment was responsible for the discovery of:
In which conditions rusting of iron takes place in presence of:
The atomic number of an element is the same as the number of :
Rancidity is due to oxidation of:
The reaction $ \text{CuSO_4 + \text{Zn} \rightarrow \text{ZnSO}_4 + \text{Cu} $ is an example of a:}
FeSO$_4$ decomposes on heating into :
Propane, with the molecular formula C$_3$H$_8$ has :
Two successive compounds, having same functional group. They have a difference of :
Formula of Carboxylic group is :
Triads rule was given by: