What is Ion? Definition, Formation, Cation, Anion
An ion is a charged atom. It is charged because the number of electrons does not equal the number of protons in the atom or molecule.
Analysis of Compounds: Importance, Determination
In the analysis of Compounds, it is important to know the percentage of each of the elements present in the compound.
What is Molecule? Atomicity, Examples, Types
“A molecule is the smallest particle of a pure substance which can exist independently”. Molecules may contain one or more atoms.
