Van der Waals Equation
What is Van der Waals equation?
Van der Waals equation is given by modifying the ideal gas law in 1873. He put the reasons for...
Acids Bases
Acids and bases properties
Acids and bases in chemistry commonly possess some opposite properties. For example, acids are chemical substances whose aqueous or water solution...
de Broglie Relation
de Broglie Hypothesis
de Broglie wavelength relation pointed out that just like photons of light, electron has also both particle and wave properties of matter....
Oxidation Number
Oxidation number of periodic table elements
Oxidation number or state of periodic table elements in a chemical compound or molecule is the formal charges (positive...
Electron Affinity
What is electron affinity?
Electron affinity (EA) or electron gain enthalpy or simply affinity in the periodic table defines the amount of energy released when...
Shielding Electrons
Shielding electrons and Slater's rule
Shielding electrons or screening electrons decreases the attractive force between the valence shell electron and the nucleus of the atom....
Ideal Gas Law
What is ideal gas law?
Ideal gas law or perfect gas law represents the mixed relationship between pressure, volume, and temperature of gases for learning...
Kinetic Theory of Gases
What is Kinetic Theory of Gases?
Kinetic theory of gases and kinetic gas equation first-time developed by Bernoulli in 1738 to derive the molecular properties...
Dipole Moment
What is dipole moment in chemistry?
Dipole moment in chemistry expressed the polar character or polarity of the molecules. The product of charge and distance...
Radioactivity
What is radioactivity?
Radioactivity is the phenomenon of emission of radiations as a result of the spontaneous decay of alpha, beta, and gamma particles from...