Chemistry Ozone depletion in the stratosphere is mainly caused by Chlorogluorocarbons SO2 NO2 NO Chlorogluorocarbons SO2 NO2 NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of Unburnt petrol SO2 CO CO2 Unburnt petrol SO2 CO CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultra purification of a metal is done by : Zone melting Smelting Slugging Leaching Zone melting Smelting Slugging Leaching ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many neutrons are there in 92U238 atom ? 238 146 92 330 238 146 92 330 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, carbonate ore of Zinc is Zincblende Sphalerite Zincite Calamine Zincblende Sphalerite Zincite Calamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alkali metals has highest specific heat? Rubidium Potassium Lithium Caesium Rubidium Potassium Lithium Caesium ANSWER DOWNLOAD EXAMIANS APP