Chemistry Permanent – hardness of water may be removed by addition of Lime Alum Potassium Permangante Sodium carbonate Lime Alum Potassium Permangante Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Refrigerant 'FREON' is Calcium Tetra Fluoride Difluoro Dichloro Methane Hydrofluosilicic Acid Fluorspar and Felspar Calcium Tetra Fluoride Difluoro Dichloro Methane Hydrofluosilicic Acid Fluorspar and Felspar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not soluble in water ? Potassium sulphate Zinc sulphate Sodium sulphate Lead Sulphate Potassium sulphate Zinc sulphate Sodium sulphate Lead Sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silk fibre chemically is : Fat Cellulose Protein Carbohydrate Fat Cellulose Protein Carbohydrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of bleaching powder is : Calcium chloro hypochlorite Calcium bi chloride Calcium hypochlorite Calcium chlorate Calcium chloro hypochlorite Calcium bi chloride Calcium hypochlorite Calcium chlorate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal does not give H2 on treatment with dilute HCL is Ag Zn Fe Ca Ag Zn Fe Ca ANSWER DOWNLOAD EXAMIANS APP
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