List of top Chemistry Questions

What is the IUPAC name of 3–chloropropyl ethyl ether?
A solution is \(0.25%\) by mass. What is the weight of solvent containing \(1.25~\text{g}\) solute?
Identify product ‘C’ in the following reaction:
\[ \text{Propylene dibromide} \xrightarrow[\text{Alcohol}]{\text{Zn},\,\Delta} A \xrightarrow{\text{HBr}} B \xrightarrow[\text{ether}]{\text{Na}} C \]
The edge length of an fcc type unit cell of copper having atomic radius \(127.6~\text{pm}\) is equal to
Which among the following is a cross-linked polymer?
Which of the following halogens combine with dihydrogen at the lowest temperature?
Which of the following oxides is NOT volatile?
Which is true for heat and temperature?
What is the mass percentage of carbon in urea? (Molar mass of urea = \(60\,\text{g mol}^{-1}\))
Energy required to dissociate \(16\,\text{g}\) of \(\text{O}_2(g)\) into free atoms is \(x\,\text{kJ}\). The value of bond enthalpy of \(\text{O}=\text{O}\) bond is
Which of the following is used as an antiseptic in soap?
Which statement from the following is true for a complex hexammine cobalt(III) chloride?
Caesium is used in
Which among the following compounds contains phantom atom?
How many optical isomers are possible for a compound having four asymmetric carbon atoms?
Which among the following is true for Balz–Schiemann reaction?
When \(\text{SO}_2\) is passed through acidified \(\text{K}_2\text{Cr}_2\text{O}_7\), the process that takes place is
What is the number of atoms present per unit cell of aluminium having edge length \(4~\text{\AA}\)? (Given: Density of Al = \(2.7~\text{g cm}^{-3}\), Atomic mass of Al = 27)
Resonance is NOT exhibited by
Which among the following is a powerful bleaching and oxidising agent?
The rate law for the reaction \(A + B + C \rightarrow \text{Product}\) is expressed as \[ \text{Rate} = k[A]^2[B]^1[C]^0 \] What is the overall order of the reaction?
Which among the following is true for the value of Henry’s law constant \(K\)?
If side chain group \(-R\) for an amino acid is \(-\text{CH}_2\text{OH}\), identify the amino acid from the following.
Which among the following halogen does not form polyhalide ion?
Which among the following is a dihydric phenol?