List of top Chemistry Questions

Calculate the work done in kJ in a reaction, if volume of the reactant decreases from 8 dm\(^3\) to 4 dm\(^3\) against 43 bar pressure. [ 1 dm\(^3\) bar = 100J ]
Write the differences between lanthanoids and actinoids.
Write anomalous behaviour of oxygen with respect to : (i) Atomicity (ii) Oxidation state (iii) Magnetic property (iv) Nature of hydrides.
State Henry's law.
Define: Osmotic pressure
Explain ionization isomers with suitable example in complexes.
Write the structural formula of N, N-dimethylethanamine.
Write the balanced chemical equation, when excess of ammonia is treated with chlorine.
Write the number of donor atoms present in EDTA, during formation of complex.
What is the molality of an aqueous solution of KBr having freezing point -3.72\(^\circ\)C (K\(_f\) for water is 1.86 K kg mol\(^{-1}\))?
Write the IUPAC name of isoprene.
Write the names of the metal elements in brass alloy.
The rate law equation for A \(\rightarrow\) Product, is rate = k[A]\(^x\). What is the effect of increase in concentration of 'A' on rate of reaction, if x<0?
Write the reagents used for the reduction of carbonyl group in Clemmensen's reduction.
Which of the following is a secondary amine?
The highest acidic compound among the following is _______.
The value of \( \Delta n_g \) for the oxidation of 4 mole of sulphur dioxide to sulphur trioxide is _______.
The formula used to calculate molar conductivity of an electrolyte is _______.
One dimensional nanostructure amongst the following is _______.
Which formula co-relates degree of dissociation and concentration of electrolyte?
Ozone layer is depleted by _______.
When excess of AgNO\(_3\) is added to a complex, one mole of AgCl is precipitated. The formula of complex is _______.
The freezing point of 0.1m aqueous solution of urea, if \( K_f \) for water is 1.86 K kg mol\(^{-1}\) is _______.
For the same metal, same ligands, and metal-ligand distances, the correct relation is:
Write the reactions involved in the following: