Chemistry Hydrogen is not found in atmosphere because It is the lightest gas It immediately combines with oxygen to form water It is highly inflammable It is absorbed by plants It is the lightest gas It immediately combines with oxygen to form water It is highly inflammable It is absorbed by plants ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acids serves as an electrolyte in a lead storage battery? Hydrochloric acid Nitric acid Sulphuric acid Lactic acid Hydrochloric acid Nitric acid Sulphuric acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lowest layer of earth's atmosphere is Troposphere Stratosphere Mesosphere Ionosphere Troposphere Stratosphere Mesosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Assertion (A) : Synthetic detergents can lather wen in hard water.Reason (R) : Synthetic detergents form soluble calcium and magnesium salts with hard water. Both A and R is true but R is not a correct explanation of A A is true but R is false A is false but R is true Both A and R is true and R is the correct explanation of A Both A and R is true but R is not a correct explanation of A A is true but R is false A is false but R is true Both A and R is true and R is the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to NO2 SO3 N2O SO2 NO2 SO3 N2O SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder is an alloy of Copper, lead Sodium, lead Tin, lead Lead, zinc Copper, lead Sodium, lead Tin, lead Lead, zinc ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS