Chemical Process Nylon 66 is so named because the Average degree of polymerisation of the polymer is 1966 Number of nitrogen atoms between two carbon atoms are 6 Number of carbon atoms between two nitrogen atoms are 6 Polymer was first synthesised in 1966 Average degree of polymerisation of the polymer is 1966 Number of nitrogen atoms between two carbon atoms are 6 Number of carbon atoms between two nitrogen atoms are 6 Polymer was first synthesised in 1966 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an abrasive material ? Bakelite Pumice Corundum Carborundum Bakelite Pumice Corundum Carborundum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C. 15-30 90-100 250-300 15-30 90-100 250-300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of thinner in a paint is to Prevent gelling of the paint Suspend pigments & dissolve film forming materials Accelerate the oxidation of oil Form a protective film Prevent gelling of the paint Suspend pigments & dissolve film forming materials Accelerate the oxidation of oil Form a protective film ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nitroglycerene absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as a controlled explosive called dynamite. The raw material used for its manufacture are glycerene, nitric acid and Phosphoric acid Sulphuric acid Hydroflouric acid Hydrochloric acid Phosphoric acid Sulphuric acid Hydroflouric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscose rayon Cannot be made from sulphite pulp Cannot yield textile grade fibre None of these Utilises H₂SO₄, NaOH and CS₂ during its manufacture Cannot be made from sulphite pulp Cannot yield textile grade fibre None of these Utilises H₂SO₄, NaOH and CS₂ during its manufacture ANSWER DOWNLOAD EXAMIANS APP
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