UPSC is one of the toughest examinations in the country. Each day of your preparation will be a challenge and there are certain things which you... View Article
You are already aware of the term acids. You have learned about the physical and chemical properties of acids. Some simple ones are - they have a... View Article
When the state of equilibrium in a system has components in more than one phase it is termed a heterogeneous equilibrium. For example, if we take... View Article
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You already know that heat absorbed or released by a body is related to its internal energy. The heat absorbed is equal to the change in the... View Article
We have millions of factories, mills, industries, mining plants, etc. around the world. These industries use raw materials to produce finished... View Article
Table of Contents: A. GS1 Related: B. GS2 Related: 1. PM for qualitative change in police force 2. Castro, Cuban revolutionary who defied U.S.,... View Article
Table of Contents: A. GS1 Related: B. GS2 Related: 1. A change called NeHA C. GS3 Related: 1. E-wallet firms’ customer base surges 2. Government... View Article
The magnetic field is the area around a magnetic body or a moving electric charge within which magnetic force acts. It can be generated by moving... View Article
Fission and fusion reactions are different kinds of chain reactions where energy is released due to the presence of powerful hydrogen bonds... View Article
There are a number of phenomena that explains various things which we observe in our everyday life. Although, we sometimes miss focussing on... View Article
Gas is the state of matter in which the particles are far apart, fast-moving and not organised in any particular way. Gases are substances... View Article
All elements are special in their own way even if there are certain trends that have been observed by scientists over the years. The elements... View Article
The periodic Table classifies the elements in several ways. You have already learned about the s-, p-, d- and f- block elements. In this article,... View Article
The electronic configuration of an atom is the numerical representation of the arrangement of electrons distributed in the orbitals of the atom.... View Article
The energy of an electron in a single atom can be determined solely by the principal quantum number. Orbitals can be ranked in the increasing... View Article
Atomic orbitals are mathematical functions that describe the wave nature of electrons (or electron pairs) in an atom. They offer a way to... View Article
We all know that electrons in an atom or a molecule absorb energy and get excited, they jump from lower energy level to higher energy level, and... View Article
