Chemistry Which one is a naturally occuring noble gas Argon Sodium Potassium Boron Argon Sodium Potassium Boron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order Na+ > O2- > N3- > F- O2- > F- > Na+ > N3- N3- > O2- > F- > Na+ N3- > Na+ > O2- > F- Na+ > O2- > N3- > F- O2- > F- > Na+ > N3- N3- > O2- > F- > Na+ N3- > Na+ > O2- > F- ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical formula of the laughing gas is NO N2O3 NO2 N2O NO N2O3 NO2 N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Detergents clean surfaces on the principle of Floatation Elasticity Viscosity Surface tension Floatation Elasticity Viscosity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful SO2 in the air Solar infrared radiation CO2 in the air Solar ultraviolet radiation SO2 in the air Solar infrared radiation CO2 in the air Solar ultraviolet radiation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance most commonly used as a food preservative is Sodium salt of benzoic acid Tartaric acid Acetic acid Sodium carbonate Sodium salt of benzoic acid Tartaric acid Acetic acid Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP