List of top Chemistry Questions

Write the reaction for the preparation of : (i) acetaldehyde by Rosenmund reaction. (ii) benzaldehyde by Gatterman-Koch formylation.
Write the structural formula and IUPAC name of the alcohol having molecular formula C\(_4\)H\(_{10}\)O which does not undergo oxidation under normal condition.
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 ]
State Henry's law.
Define: Osmotic pressure
Explain ionization isomers with suitable example in complexes.
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.
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?
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 structural formula of N, N-dimethylethanamine.
Write the reagents used for the reduction of carbonyl group in Clemmensen's reduction.
Write the number of donor atoms present in EDTA, during formation of complex.
Write the names of the metal elements in brass alloy.
Write the IUPAC name of isoprene.
Write the balanced chemical equation, when excess of ammonia is treated with chlorine.
For the same metal, same ligands, and metal-ligand distances, the correct relation is:
Write the reactions involved in the following:
What are the importances of salt bridge in an electrochemical cell?
Differentiate between Electrochemical cell and Electrolytic cell.
Explain Raoult’s law. How would you distinguish between ideal and non-ideal solutions on its basis?
Write IUPAC names of the following compounds:
What are carbohydrates? How are they classified?
Differentiate between DNA and RNA.
What are nucleic acids?