Chemical Process Chemical name of 'alum' is Barium sulphate Aluminium sulphate Aluminium chloride Calcium sulphate Barium sulphate Aluminium sulphate Aluminium chloride Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of hydrated lime in water treatment Before filtration, reduces the bacterial load on filters After filtration, combats the corrosive-ness of water due to the presence of O₂ & CO₂ Is to adjust the pH value All of these Before filtration, reduces the bacterial load on filters After filtration, combats the corrosive-ness of water due to the presence of O₂ & CO₂ Is to adjust the pH value All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material? Porcelain/Potteries Teflon Slag cement Glasses Porcelain/Potteries Teflon Slag cement Glasses ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Superior quality laboratory apparatus is made of the __________ glass having low thermal co-efficient of expansion & high chemical resistance. Potash Pyrex Soda Flint Potash Pyrex Soda Flint ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The purpose of tanning in leather industry is to Impart water resistance Make it flexible Stiffen the leather Smoothen the leather Impart water resistance Make it flexible Stiffen the leather Smoothen the leather ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chloramines are used in water treatment for Corrosion control Removing turbidity Control of bacteria Disinfection and control of taste & odour Corrosion control Removing turbidity Control of bacteria Disinfection and control of taste & odour ANSWER DOWNLOAD EXAMIANS APP
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