Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Corrosion Passivation Erosion Abrasion Corrosion Passivation Erosion Abrasion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Aluminium Sodium Calcium Silver Aluminium Sodium Calcium Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following type of coal has the lowest proportion of volatile matter ? Peat Lignite Bituminous Anthracite Peat Lignite Bituminous Anthracite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Alkalinity Acidity Eutrophication Hardness Alkalinity Acidity Eutrophication Hardness ANSWER DOWNLOAD EXAMIANS APP