Chemical Process The major use of butadiene is As an anti-skinning agent in paint As a plasticiser for unsaturated polyester In the manufacture of synthetic rubber None of these As an anti-skinning agent in paint As a plasticiser for unsaturated polyester In the manufacture of synthetic rubber None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following may be viewed as a catalyst in the manufacture of soda ash by Solvay process? Coke NaCl NH? CaO Coke NaCl NH? CaO ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to the properties of glasses. Glasses generally have Low co-efficient of thermal expansion Sharp melting points High electrical insulation properties Compressive strength much greater than their tensile strengths Low co-efficient of thermal expansion Sharp melting points High electrical insulation properties Compressive strength much greater than their tensile strengths ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Proximate analysis of coal determines its __________ content. Moisture, ash, sulphur & volatile matter Moisture, sulphur, nitrogen & fixed carbon None of these Moisture & volatile matter Moisture, ash, sulphur & volatile matter Moisture, sulphur, nitrogen & fixed carbon None of these Moisture & volatile matter ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is Ultraviolet light None of these Dilute H₂SO₄ Oleum Ultraviolet light None of these Dilute H₂SO₄ Oleum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to Avoid corrosion Increase the rate of absorption Reduce the cooling water circulation rate None of these Avoid corrosion Increase the rate of absorption Reduce the cooling water circulation rate None of these ANSWER DOWNLOAD EXAMIANS APP
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