Chemistry A pungent smell often present near the urinals is due to Sulphur-di- oxide Urea Chlorine Ammonia Sulphur-di- oxide Urea Chlorine Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry A balloon filled with helium rises in air because Helium pushes down on the air below the balloon Helium is less dense than air The balloon is weightless Air exerts an upward force on the balloon Helium pushes down on the air below the balloon Helium is less dense than air The balloon is weightless Air exerts an upward force on the balloon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is found in all organic compounds Oxygen Carbon Calcium Nitrogen Oxygen Carbon Calcium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is ozone depleting pesticide ? Methyl bromide D.T. Ethylene ozonide Benzene Methyl bromide D.T. Ethylene ozonide Benzene 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 CO2 CO Unburnt petrol SO2 CO2 CO Unburnt petrol SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which halide is used in making sensitive emulsion on photograhic film? Silver chloride Silver bromide Sodium chloride Silver iodide Silver chloride Silver bromide Sodium chloride Silver iodide ANSWER DOWNLOAD EXAMIANS APP
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