Chemistry Which of the following gases is most toxic ? Carbon monoxide Sulphur dioxide Carbon dioxide Chlorine Carbon monoxide Sulphur dioxide Carbon dioxide Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following species has the highest bond order, shortest bond length and maximum bond strength O-2 O+2 O-22 O2 O-2 O+2 O-22 O2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is liquid non-metal ? Water Bromine Mercury Alcohol Water Bromine Mercury Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is Hydrogen Oxygen Carbon dioxide All of them Hydrogen Oxygen Carbon dioxide All of them ANSWER DOWNLOAD EXAMIANS APP
Chemistry A balloon filled with helium rises in air because 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 Helium pushes down on the air below the balloon Helium is less dense than air The balloon is weightless ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling and filtration Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling and filtration ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS