Chemistry Which of the following elements is non-radioactive ? Uranium Plutonium Zirconium Thorium Uranium Plutonium Zirconium Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Why is water not suitable for putting out a petrol fire ? The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water Water, being heavy, slips below petrol which thus remains in contact with air and burns The oxygen content of water is isolated by petrol and thus it helps in burning The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water Water, being heavy, slips below petrol which thus remains in contact with air and burns The oxygen content of water is isolated by petrol and thus it helps in burning ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when it is left in open for some time. This happens due to the formation of Acetic acid Carbonic acid Lactic acid Citric acid Acetic acid Carbonic acid Lactic acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as promoter for iron in Haber's process Mg Mn W Mo Mg Mn W Mo ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statements is not correct? Vulcanisation of rubber makes it Chemical resistant Withstand higher temperatures Strong and hard Soft and flexible Chemical resistant Withstand higher temperatures Strong and hard Soft and flexible ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric fuse is an alloy of Copper and iron Zinc and lead Tin and lead Carbon and tin Copper and iron Zinc and lead Tin and lead Carbon and tin ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS