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Preparation of ethene
Ethene is prepared by cracking of higher alkanes as follo..
Alkenes - Ethene, A Typical Example
Molecular formula: C 2 H 4 Structur..
Molecular formula: C 2 H 4 Structur..An ethylene molecule (Ethene)
A molecule of ethylene consists of only carbon and hydrogen atoms. It is a hydrocarbon. It has a chemical formula C 2 H 4 . What type of covalent bonding is present in this compoun..
Uses
1) Ammonium Sulphate is used as a fertiliser. 2) It is used in the preparation of alum. 3) It is used in the preparation of other ammonium salts. 4) It is used as a laboratory reage..
Uses
A simple microscope is used as a magnifying glass. It cannot be used to observe very tiny objects like bacteria and cells because of its low magnificati..
Uses
It has higher density, transparency and refracting power than ordinary glass. Hence used for making optical instruments. It is also used for ornament purpose..
Uses
1) The ammonium chloride salt is used for cleaning metal surfaces before soldering, tinning etc. The metal is first heated and rubbed with ammonium chloride. The ammonia formed removes grease, oil etc. and the hydrogen chloride removes the oxides of metals. 2) Ammonium chloride is u..
Uses
Concrete is used in foundations, flooring and walls. It is also used in paving roads. It also finds use in building roofs, piers for bridges, dams and canals..
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