Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling and filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Phosphorus is kept in water because Its critical temperature is low Its ignition temperature is very low Its ignition temperature is very high Its critical temperature is high Its critical temperature is low Its ignition temperature is very low Its ignition temperature is very high Its critical temperature is high ANSWER DOWNLOAD EXAMIANS APP
Chemistry Drinking soda is Alkaline Acidic Oxidant Neutral Alkaline Acidic Oxidant Neutral ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most reactive among the halogens is Fluorine Bromine Chlorine Iodine Fluorine Bromine Chlorine Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Slag is a name given for Molten calcium silicate Molten sand Molten alumina Molten iron Molten calcium silicate Molten sand Molten alumina Molten iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The buffer action of blood is due to the presence of [HCO3]– and H2CO3 HCI and NaCI CI– and [CO3]2– CI– and [HCO3]– [HCO3]– and H2CO3 HCI and NaCI CI– and [CO3]2– CI– and [HCO3]– ANSWER DOWNLOAD EXAMIANS APP