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Classification of polymers - Synthetic polymers
The polymers that are prepared in the laboratories are known as synthetic polymers. These are as well described as manmade polymers. Like PVC nylon, teflon, polyethene, synthetic rubber, bakelite terylene and so on.
Nitrite rubbers (Gr-A or Buna-N or NBR): Nitrite rubber is prepared by the copolymerization of butadiene and acrylonitrile in emulsion systems. Properties: 1.
Q. What do you mean by Polymerisation Isomerism? This term is used to describe compounds having same empirical formula but different molecular compositions. The difference from
Refining of petroleum: Petroleum (crude) extracted from earth's crust is an intimate mixture of many organic compounds. Crude petroleum needs to be purified and its components
giving correct formulas give the reactantsand products in the formation of poly2 butane
given the mobility of hydrogen ion and cl to be 0.0000003623 and 0.0000000791 respectively. calculate the transference number of proton in the 0.001M solution of hydrocholric acid
what is gas ion electrode?
Orthoboric acid H 3 BO 3 commonly known as boricacid and Meta boric acid HB0 3 , are two well-known and important oxoacids of boron. On a large scale, H 3 BO 3 is prepared by the
Oxidation Test - Sulphur Sulphur can as well be tested by oxidation test. The organic compound is fused along with fusion mixture (a mixture of sodium carbonate and potass
i) Define a membrane in a process engineering context. Two of the main desired attributes of membranes are high permeability and high selectivity. Define permeability and select
Metamerism - Type of Isomerism This type of isomerism is due to the difference in the nature of alkyl groups attached to the polyvalent atoms or functional set. Metamers always
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