Chemistry The chemical(s) most commonly used for cloud seeding or ‘artificial rainmaking’ is/are Dry ice or frozen carbon dioxide Sodium Chloride Silver Iodide All listed here Dry ice or frozen carbon dioxide Sodium Chloride Silver Iodide All listed here ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons in a Hydrogen atom Three Two One Four Three Two One Four ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Nitrogen Carbondioxide Sulphurdioxide Oxygen Nitrogen Carbondioxide Sulphurdioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is 2Fe2O3. 3H2O Fe3O4 FeCO3 Fe2O3 2Fe2O3. 3H2O Fe3O4 FeCO3 Fe2O3 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 : K 1 = 1 /K2 K1 = K2 K1 = K2/2 K1 = 2K2 K 1 = 1 /K2 K1 = K2 K1 = K2/2 K1 = 2K2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Calcium salts used as fertilizer is : Calcium Sulphate Calcium Cyanide Calcium Carbide Calcium Carbonate Calcium Sulphate Calcium Cyanide Calcium Carbide Calcium Carbonate ANSWER DOWNLOAD EXAMIANS APP
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