List of top Chemistry Questions

Write Tollen's reagent test for acetaldehyde.
The salt of \(Sc^{3+}\) ion is colourless and the salt of \(Mn^{3+}\) ion is coloured. Explain. [Z of Sc = 21 and Z of Mn = 25]
Write the postulates of Werner's theory of co-ordination complexes.
Calculate the work done in oxidation of 2 moles of \(SO_2\) at 298 K, if \(SO_{2(g) + \frac{1}{2}O_{2(g)} \rightarrow SO_{3(g)}\) [Given : R = 8.314 J/K/mol].}
Write the formula to measure % atom economy according to green chemistry.
Write a reaction for preparation of Nylon-6.
Convert : (a) Benzene into benzaldehyde, (b) Cyclohexene into adipic acid.
Define Green chemistry.
Write observed electronic configuration of chromium (Z = 24).
Write examples of coordination metal complexes in biology.
Calculate magnetic moment of \(Ti^{3+}\) by using spin only formula. (Z of Ti = 22)
Write general characteristics of interhalogen compounds.
Convert Bromomethane into methoxyethane.
Explain amphoteric nature of water.
Convert Ethanol into sodium ethoxide.
Convert Phenol into o-phenol sulfonic acid.
What is peptide linkage?
Derive relationship between relative lowering of vapour pressure and molar mass of non volatile solute.
Write statement of second law of thermodynamics.
Convert, acetamide into ethyl amine.
Explain Cannizzaro reaction with suitable example.
What is the action of following reagents on chlorobenzene? (i) conc. $HNO_3$, (ii) fuming $H_2SO_4$
Write two similarities and two differences between lanthanoids and actinoids.
Calculate the osmotic pressure of solution containing 0.822 gm of sucrose in 300 mL of water at 298 K. [ Given : Molar mass of sucrose 342 g/mol, R = 0.08205 $dm^3$ atm $K^{-1}$ $mol^{-1}$ ]
Write the mathematical equation of first law of thermodynamics for following processes : (a) Isochoric process, (b) Adiabatic process