Chemical Process Bisphenol A is produced by the condensation of acetone with Formaldehyde Diethyl ether Ethyl alcohol Phenol Formaldehyde Diethyl ether Ethyl alcohol Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite used in water softening process (cation exchange) is regenerated by washing with Chloramines Sodium bisulphite Brine Liquid chlorines Chloramines Sodium bisulphite Brine Liquid chlorines ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sodium bisulphite is used for __________ water. Neither A nor B Both A & B Dechlorination Deaeration Neither A nor B Both A & B Dechlorination Deaeration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process. Sulphate/kraft Sulphite Neutral sulphite semi-chemical Mechanical Sulphate/kraft Sulphite Neutral sulphite semi-chemical Mechanical ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Dacron (or terylene) fibres as compared to nylon's fibres have Poorer resistance to alkalis Poorer dyeability All of these Better heat & acid resistant properties Poorer resistance to alkalis Poorer dyeability All of these Better heat & acid resistant properties ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Vulcanisation of rubber Increases its ozone & oxygen reactivity Increases its oil & solvent resistance Converts its plasticity into elasticity Decreases its tensile strength Increases its ozone & oxygen reactivity Increases its oil & solvent resistance Converts its plasticity into elasticity Decreases its tensile strength ANSWER DOWNLOAD EXAMIANS APP
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