Basic Science
Posted in Basic Science Chemistry Physics

SIMPLE MACHINE

Post Views: 590 SIMPLE MACHINE  Definition of Simple Machine A machine is a tool or device that makes work easier….

Chemistry
Posted in Chemistry

OXYGEN (O2) PROPERTIES AND USES

Post Views: 1,034 OXYGEN (O2) PROPERTIES AND USES   Oxygen (O2) is an active, life-sustaining component of the atmosphere; making up…

Chemistry
Posted in Chemistry

RUSTING OF IRON

Post Views: 641 RUSTING OF IRON Corrosion The eating up of metals by the action of air and moisture on…

Chemistry
Posted in Chemistry

WATER AND HYDROGEN

Post Views: 653 WATER AND HYDROGEN Hydrogen is the simplest element. It is the first element in the periodic table,…

Chemistry
Posted in Chemistry

AIR AND COMBUSTION

Post Views: 476 AIR AND COMBUSTION Percentage of Oxygen in Air We have read that Air consists mainly of molecules…

Chemistry
Posted in Chemistry

INDICATORS

Post Views: 345 INDICATORS Red cabbage juice solution works well instead of universal indicator solution. Making Cabbage Indicator Acid base…

Chemistry
Posted in Chemistry

AN ALKALI

Post Views: 466 AN ALKALI Alkali is pronounced like alcohol, with ‘lie’ at the end instead of ‘hol’. An alkali…

Chemistry
Posted in Chemistry

ACIDS, BASES AND INDICATORS

Post Views: 712 ACIDS, BASES AND INDICATORS   Introduction  All the elements in nature fall into three classes: metals, non-metals and…

Chemistry
Posted in Chemistry

COMPOUNDS AND FORMULA

Post Views: 368 COMPOUNDS AND FORMULA  A compound is a pure substance formed by chemically combining at least two different…

Chemistry
Posted in Chemistry

CONSTITUENTS OF MATTER

Post Views: 451 CONSTITUENTS OF MATTER   Atoms, Molecules, Elements and Compounds The Atom An atom is the smallest particle of a…