List of top Chemistry Questions

Which of the following vitamins is water-soluble?
Which of the following is a natural polymer?
The monomers of Nylon-6,6 are
Which of the following transition elements exhibits the highest oxidation state?
According to Werner's theory of coordination compounds, the secondary valency represents
According to Faraday's first law of electrolysis, the mass of substance deposited ($w$) is proportional to
The principal ore of aluminium is
The process of adsorption is always
The formula of phosphine gas is
The IUPAC name of $\text{CH}_3\text{-CH}_2\text{-CH(CH}_3\text{)-CH}_3$ is}
The reaction of benzene with methyl chloride in the presence of anhydrous $\text{AlCl}_3$ is called}
The osmotic pressure of a solution is given by the relation
Which of the following gases causes greenhouse effect?
In a face-centered cubic (fcc) lattice, the number of atoms per unit cell is
The unit of rate constant for a first-order reaction is
Which of the following exhibits geometrical isomerism?
Which of the following alkali metals has the lowest melting point?
Temporary hardness of water is due to the presence of
In diborane ($\text{B}_2\text{H}_6$), the number of bridge hydrogens is
Which allotrope of carbon is thermodynamically most stable?
The oxidation number of sulphur in $\text{H}_2\text{SO}_4$ is}
The pH of a $0.01\text{ M NaOH}$ solution is}
For the reaction $\text{N}_2\text{(g)} + 3\text{H}_2\text{(g)} \rightleftharpoons 2\text{NH}_3\text{(g)}$, the relation between $K_p$ and $K_c$ is}
The value of the gas constant $R$ in $\text{J K}^{-1}\text{ mol}^{-1}$ is}
For a spontaneous process at constant temperature and pressure, the change in Gibbs free energy ($\Delta G$) is