Chemistry The term 'brown air' is used for Industrial smog Sulphurous smog Photochemical smog Acid fumes Industrial smog Sulphurous smog Photochemical smog Acid fumes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Ferrous sulphide Lead sulphide Graphite Lead Ferrous sulphide Lead sulphide Graphite Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural resource, known as black gold is Coal Platinum Lead Tin Coal Platinum Lead Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metals got their name because compared to other atoms they have Higher atomic masses Higher atomic radii Higher densities Higher atomic numbers Higher atomic masses Higher atomic radii Higher densities Higher atomic numbers 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 = K2/2 K1 = 2K2 K 1 = 1 /K2 K1 = K2 K1 = K2/2 K1 = 2K2 K 1 = 1 /K2 K1 = K2 ANSWER DOWNLOAD EXAMIANS APP