Category: Chemistry Study Notes

HEISENBERG UNCERTAINITY PRINCIPLE Heisenberg uncertainity principle state that, “It is impossible to determine position and momentum of electrons simultaneously with greater accuracy.” It is impossible to determined...

Definition; Volumetric analysis,  is the process of determining the amount of substance in term of volume and concentration of reacting solutions. Concentration; This is the amount of...

What is solubility ? Is amount of substances dissolves in water completely so as give free ions. Since the amount can be in gram (g)  or in...

      PREPARATION AND PROPERTIES OF OXYGEN.         Oxygen ,Is a gas that forms about 21% by volume of the air. Laboratory Preparations of Oxygen Oxygen can be...

Chemical reactions which takes place in both directions are called reversible reactions .These reactions do not proceed to completion rather to dynamic equilibrium between products and reactants....

Is a branch of science which deals with the study of chemical/physical processes in which electricity is either produced or consumed. REDUCTION-OXIDATION (REDOX) REACTIONS Reduction is the...

THERMOCHEMISTRY This is also termed as Energetics. Definition Is the branch of physical chemistry which deals with energy changes that occurs during the chemical reaction. The energy...

Arrhenius concept of acids and bases .  What is an acid? (according to Arrhenius concept of acids and bases) Ø                 Arrhenius considered that an acid is a...

Pollution is the process of releasing the substance to the Environment which can bring the harmful effect to both a living and non- living things      Or...

EFFECT OF SOLUTE ON VAPOR PRESSURE BY OSWALD’S METHOD Consider the solution made by dissolving solute in a given solvent. Then the dry air being passed through...