Chemistry One property of ammonia is It is insoluble in water Its aqueous solution turns red litmus blue It is a yellowish gas It is a odourless gas It is insoluble in water Its aqueous solution turns red litmus blue It is a yellowish gas It is a odourless gas 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 Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process : Ozonolysis Hydrolysis Oxidation Hydrogenation Ozonolysis Hydrolysis Oxidation Hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Vulcanization Galvanization Alloy formation Zinc plating Vulcanization Galvanization Alloy formation Zinc plating ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most electronegative Carbon Silicon Tin Lead Carbon Silicon Tin Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Spontaneous change is one in there is: A lowering of entropy A lowering of free energy An increase in Internal energy Increase in free energy A lowering of entropy A lowering of free energy An increase in Internal energy Increase in free energy ANSWER DOWNLOAD EXAMIANS APP
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