Question

32. a) What are quantum numbers? Explain

b) State the rules used to write the electronic configuration for an atom

c) Write a note on dual nature of electrons.

33. a ) Discuss the method of preparation and properties of heavy water

b) Compare the solubility products of hydride and sulphate of alkaline carth metals

34. a) Write note on liquid ammonia as a non-aqueous solvent

b) Explain auto lonisation of liquid ammonia

c) Write a note on various concepts of acid und bases

35. a) What is meant by soil pollution? How fertilizers und pesticides cause soil pollution?
Write any five methods for control soil pollution

b) Explain about the various water quality parameters​

Answer 1

Answer:

The set of numbers used to describe the position and energy of the electron in an atom are called quantum numbers. There are four quantum numbers, namely, principal, azimuthal, magnetic and spin quantum numbers. The values of the conserved quantities of a quantum system are given by quantum numbers.

Explanation: