List of top Chemistry Questions

In a solid lattice, the cation has left a lattice site and is located at interstitial position, the lattice defect is
$ \Delta G $ for a spontaneous reaction is
Which of the following is not a non-eletrolyte?
Which of the following is not an endothermic reaction?
The tendency of an electrode to lose electrons is known as
Which of the following pair is expected to exhibit same colour in solution?
The chemical equivalent of copper and zinc are $32$ and $108$ respectively. When copper and silver voltmeter are connected in series and electric current is passed through for sometimes, $ 1.6\,g $ of copper is deposited. Then, the mass of silver deposited will be
Methylphenyl ether can be obtained by reacting
Lattice energy of an ionic compound depends upon :
Based on lattice energy and other considerations which one of the following alkali metal chlorides is expected to have the highest melting point ?
In which part of atmosphere, ozone layer is present?
The cell membranes are mainly composed of
Name the structure of silicates in which three oxygen atoms of $[SiO_4]^{4-}$ are shared is
A solution of urea (mol mass $56\, g\, mol^{-1})$ boils at $100.18 ^\circ\,C$ at the atmospheric pressure. If $K_f$ and $K_b$ for water are $1.86$ and $0.512\, K\, kg$ $mol^{-1}$ the above solution will freeze at
The reaction in which phenol differs from alcohol is:
A mixture of two moles of carbon monoxide and one mole of oxygen, in a closed vessel is ignited to convert the carbon monoxide to carbon dioxide.If $\Delta H$ is the enthalpy change and $\Delta E$ is the change in internal energy, then,
With sodium hydroxide, silver nitrate forms a black precipitate of
An example of a zero order reaction is
When alcohol reacts with concentrated $H_{2}SO_{4},$ intermediate compound formed is :
In the manufacture of ordinary glass the substance used is
Which of the following reagents can be used to distinguish between phenol and benzyl alcohol ?
Power alcohol is
Smoke is an example of
Acetophenone when nitrated, the major product obtained is
Stainless steel is an alloy of