05. Atomic Weight
Atomic Weight is the average relative weight per atom of an element according to their abundance considering an atom of […]
Chemistry
04. Modification of Dalton’s Atomic Theory
(Present Status of Dalton’s Atomic Theory) Atoms are no longer considered as indivisible particles. Since sub-atomic particles like electron,
Chemistry
03. Postulates of Dalton’s Atomic Theory
All matter consists extremely small indivisible particles called atom. Atoms of elements are identical in all aspects. Atoms of different
Chemistry
02. Classification of Molecule
Depending on the types of atoms present in a molecule of a substance, molecules are classified as Homoatomic molecule and
Chemistry
01. Atom and Molecule
Atom: An atom is the smallest particle of an element which can take part in chemical reaction. Atom consists sub-atomic