Chemical Process A mineral is termed as 'ore', if The metal present in it is costly It contains ≥ 40% metal A metal can be economically extracted from it All of these The metal present in it is costly It contains ≥ 40% metal A metal can be economically extracted from it All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a coagulant in water treatment? Hydrogen peroxide Chloramine Chlorine Ferrous sulphate Hydrogen peroxide Chloramine Chlorine Ferrous sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite is used in the Development of exposed photographic plate Hydrogenation of fatty oil as a catalyst Water treatment Glass manufacture Development of exposed photographic plate Hydrogenation of fatty oil as a catalyst Water treatment Glass manufacture ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pure rectified spirit contains about __________ percent alcohol. 99.5 45 70 95 99.5 45 70 95 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The yield of tar from high temperature carbonisation of dry coal is about __________ percent. 22 3 12 0.3 22 3 12 0.3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Naphthols are derivates of Methyl amine Naphthalene Xylene Phenol Methyl amine Naphthalene Xylene Phenol ANSWER DOWNLOAD EXAMIANS APP
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