Hamad Chemical Process 15/09/2021 A. Spalling B. Refractoriness C. Both A. & B. D. Neither A. nor B. Related Mcqs: Styrene (a monomer for the production of polystyrene) is commercially produced by ____________________?A. Catalytic dehydrogenation of ethyl benzene B. Dehydration of ethyl alcohol followed by hydrogenation C. Reacting ethylene oxide with acetaldehyde D. Fermentation of starch... Hydrocyanic acid (HCN) is used as an insecticide for____________________?A. Controlling timber degradation by ants B. Controlling poultry lice C. Potato beetle D. Citrus fruits... Which of the following is not an insecticide ?A. Hydrocyanic acid B. Nicotine C. Sodium fluoride D. Hexane... Permanent hardness of water can be removed by____________________?A. Simply boiling B. Adding alum C. Passing it through cation & anion exchangers D. All (A), B. and (C)... Prussian blue is chemically represented by__________________?A. FeO.TiO2 B. Ca SO4 . 2H2O C. Fe4 [Fe (CN6)3] D. AlF3 . 3NaF...
Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ
Recent Comments