Chemistry Which one of the following forms of phosphorus is most reactive? Red phosphorus White phosphorus Black phosphorus Violet phosphorus Red phosphorus White phosphorus Black phosphorus Violet phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Higher concentration of nitrogen dioxide in atmosphere air causes Bronchitis Cancer Corrosion Asphyxiation Bronchitis Cancer Corrosion Asphyxiation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals does not react with water to produce Hydrogen ? Lithium Sodium Cadmium Potassium Lithium Sodium Cadmium Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Corrosion Abrasion Passivation Erosion Corrosion Abrasion Passivation Erosion ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Glass Cement Gun powder Paint Glass Cement Gun powder Paint ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Teflon Diamond Graphite Napthalene Teflon Diamond Graphite Napthalene ANSWER DOWNLOAD EXAMIANS APP