Chemical Process Main constituents of portland cement are calcium aluminate and Carbonates Silicates Sodium silicate Gypsum Carbonates Silicates Sodium silicate Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalyst used in the oxidation of benzene to produce maleic anhydride is Ni Pt V₂O₅ Cr Ni Pt V₂O₅ Cr ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Thermoplastic materials Are solvent insoluble Do not soften on application of heat Are heavily branched molecules None of these Are solvent insoluble Do not soften on application of heat Are heavily branched molecules None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sizing material is incorporated in paper to Increase its thickness Increase its flexibility & opacity Impart resistance to penetration by liquids Increase its brightness Increase its thickness Increase its flexibility & opacity Impart resistance to penetration by liquids Increase its brightness ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Black liquor is converted into white liquor by Multi-effect evaporation only Selective liquid extraction Evaporation and burning the concentrate followed by causticisation of products Extractive distillation Multi-effect evaporation only Selective liquid extraction Evaporation and burning the concentrate followed by causticisation of products Extractive distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement. Iodine value of an oil or fat is A measure of its unsaturation Independent of the type of oil, whether it is drying or non-drying Helpful in findings its adulteration & its suitability for making soap The number of grams of iodine taken up by 100 gm of oil or fat A measure of its unsaturation Independent of the type of oil, whether it is drying or non-drying Helpful in findings its adulteration & its suitability for making soap The number of grams of iodine taken up by 100 gm of oil or fat ANSWER DOWNLOAD EXAMIANS APP
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