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What is vulcanization The process of vulcanization was discovered by Charles Good Year in 1839. He found that when natural rubber is heated with sulphur, its tensile strength,
Uses of methane - Alkanes (1) In the development of compounds such as formaldehyde, methyl chloride, methyl alcohol, chloroform, carbon tetrachloride, etc. (2) In the prepar
what r identification tests for lipids which involve water in their tests n their biological use in human body
Tests for acetone - Indigo test and Iodoform test (a) Indigo test: When a small amount of orthonitrobenzaldehyde is added to approximately 2 ml. of acetone and it is diluted al
law of conservation of mass
Vacancies A vacancy is a lattice position that is vacant due to the atom is missing. It is formed when the solid is formed. Vacancies are simply empty atom site.
Electron occupies the available orbital singly before pairing in any one orbital occurs, it is : (1) Pauli's exclusion principle (2) Hund's Rule (3) Heisenberg's principle
definition
The free energy change for the formation of oxide of aluminium is highly negative ( -1000 to -1100) so , it can easily reduce any metal oxide abve it easily in ellingham diamgram a
metals iron, aluminium, copper, gold, etc. have great industrial significants. which are their important ores? important alloys of iron, aluminium and copper and their uses.
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