Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Passivation Erosion Abrasion Corrosion Passivation Erosion Abrasion Corrosion ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the equilibrium constants for the systems H2 + I2 ? 2HI and 2HI ? H2 + I2 are K1 and K2 respectively, the relationship between K1 and K2 is : K1 = K2 K1 = 2K2 K1 = K2/2 K 1 = 1 /K2 K1 = K2 K1 = 2K2 K1 = K2/2 K 1 = 1 /K2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following, which one pollutes the air of a big city ? Copper Lead Cadmium Chromium Copper Lead Cadmium Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of safety matches? Graphite Silicon Phosphorus Sodium Graphite Silicon Phosphorus Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the stratosphere is mainly caused by SO2 NO2 NO Chlorogluorocarbons SO2 NO2 NO Chlorogluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a derivative of barbituric acid Veronal Nembutal Equanil Amytal Veronal Nembutal Equanil Amytal ANSWER DOWNLOAD EXAMIANS APP