Chemistry Hardest allotrope of carbon is Coke Graphite Diamond Lamp black Coke Graphite Diamond Lamp black ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most common salt in sea water ? Calcium carbonate Potassium chloride Magnesium sulphate Sodium chloride Calcium carbonate Potassium chloride Magnesium sulphate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry An atom of an element has atomic number 17 and mass number 36. The number of neutrons in its nucleus is 17 36 19 53 17 36 19 53 ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloidal solution of Solid in liquid Liquid in liquid Solid in Solid Gas in solid Solid in liquid Liquid in liquid Solid in Solid Gas in solid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound used in pricklyheat powder to prevent excessive sweating is Carbonic acid Sulphuric acid Phosphoric acid Boric acid Carbonic acid Sulphuric acid Phosphoric acid Boric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of safety matches? Graphite Sodium Silicon Phosphorus Graphite Sodium Silicon Phosphorus ANSWER DOWNLOAD EXAMIANS APP