Chemistry Permanent – hardness of water may be removed by addition of Alum Lime Sodium carbonate Potassium Permangante Alum Lime Sodium carbonate Potassium Permangante ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not present in German-silver? Nickel Zinc Silver Copper Nickel Zinc Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is most stable at room temperature H2 O2 N2 F2 H2 O2 N2 F2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is a polymer of Isobutane Isopentane Chloroprene Isoprene Isobutane Isopentane Chloroprene Isoprene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical composition of cement is Limestone and Clay Clay and Gypsum Limestone and Gypsum Limestone, Clay and Gypsum Limestone and Clay Clay and Gypsum Limestone and Gypsum Limestone, Clay and Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural resource, known as black gold is Tin Coal Lead Platinum Tin Coal Lead Platinum ANSWER DOWNLOAD EXAMIANS APP