Chemistry The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of metallurgy periodic table of contents discovery of elements atomic structure metallurgy periodic table of contents discovery of elements atomic structure ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Lime soda process or manganese zeolite process Chlorination Oxidation followed by settling and filtration Ion exchange process Lime soda process or manganese zeolite process Chlorination Oxidation followed by settling and filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Detergents used for cleaning clothes and utensils contain Bismuthates Nitrates Sulphonates Bicarbonates Bismuthates Nitrates Sulphonates Bicarbonates ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of biogas is Methyl alcohol Methane Acetic acid Oxygen Methyl alcohol Methane Acetic acid Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is also known as solution ? A heterogeneous mixture A suspension A homogeneous mixture A compound A heterogeneous mixture A suspension A homogeneous mixture A compound ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most suitable vessel for storing concentrated sulphuric acid is Aluminium vessel Copper vessel Earthen vessel Glass vessel Aluminium vessel Copper vessel Earthen vessel Glass vessel ANSWER DOWNLOAD EXAMIANS APP