Chemistry Commercial Vaseline is derived from Plant gums Coal tar Petroleum Wool wax Plant gums Coal tar Petroleum Wool wax ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination ANSWER DOWNLOAD EXAMIANS APP
Chemistry Smoke is formed due to Gas dispresed in solid Gas dispersed in gas Solid dispresed in liquid Solid dispersed in gas Gas dispresed in solid Gas dispersed in gas Solid dispresed in liquid Solid dispersed in gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not present in cement ? Alum Gypsum Alumina Clay Alum Gypsum Alumina Clay ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a soluble salt in H2O Zn(OH)2 CuS PbCl2 CaCl2 Zn(OH)2 CuS PbCl2 CaCl2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Iron Manganese Copper Bauxite Iron Manganese Copper Bauxite ANSWER DOWNLOAD EXAMIANS APP