Lecture

Basic objective of this lecture is to explain on Addition Reactions.  A addition reaction occurs when atoms are supplementary to a complex containing a double or…

Major objective of this lecture is to describe on Acids, Bases and Salts. Acids are substances that form hydrogen ions, when dissolved in water. Bases are oxides…

General purpose of this lecture is to describe on Acids and Alkalis. When the oxide of some non-metals dissolve in water they make an acid. When a…

Prime objective of this lecture is to discuss on Legal Contact Act. A contract is an agreement that is enforceable by a court of law or equity.…

Prime purpose of this lecture is to describe on Law of Obligations; in terms of business law. Law of obligation means legally enforceable duty to give…

Industrial relations deals with people at work or industrial relations is concerned with the many problems related to employer, employee relations. Industrial Relations intends on growth…

Basic purpose of this lecture is to describe on Bangladesh Labour Code.  A labour code is a codification of labor laws in legislative form. Labour Code is…

Prime objective of this lecture is to discuss on International System of Units. International System of Units is the modern form of the metric system, and…

basic purpose of this lecture is to describe on Scientific Measurement In chemistry, Scientific Measurement are either very small or very large; 1 gram of hydrogen = 602, 000,…

General purpose of this lecture is to describe on Periodic Table. Periodic Table is a table of the chemical elements arranged in order of atomic number, usually in…

Primary objective of this lecture is to describe on Matter and Change. Matter is anything that has mass and take up space, here mass = measurement of…

Basic objectives of this lecture is to describe on Ionic and Metallic Bonding.  Metallic bonding is the strong attraction between closely packed positive metal ions and…