Chemistry Which of the following metals is not a pollutant ? Aluminium Lead Arsenic Mercury Aluminium Lead Arsenic Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is oxygen nitrogen hydrogen carbon oxygen nitrogen hydrogen carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of halogen elements found in the periodic table is 13 8 5 3 13 8 5 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Insecticides Leaded gasoline Sewage Tobacco Insecticides Leaded gasoline Sewage Tobacco ANSWER DOWNLOAD EXAMIANS APP
Chemistry Spirit in contact with body gives cool sensation because it is : A good conductor Highly volatile Liquid Transparent A good conductor Highly volatile Liquid Transparent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of ‘Coca Cola’ is due to the presence of Hydrochloric acid Acetic acid Formic acid Phosphoric acid Hydrochloric acid Acetic acid Formic acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
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