Chemistry Ozone layer of atmosphere absorbs: Cosmic rays. Ultraviolet rays All radiations of Light Infra-red rays Cosmic rays. Ultraviolet rays All radiations of Light Infra-red rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of baking soda is Sodium bicarbonate Sodium carbonate Sodium chloride Sodium nitrate Sodium bicarbonate Sodium carbonate Sodium chloride Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Nitrogen Helium Sulphur dioxide Carbon dioxide Nitrogen Helium Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of halogen elements found in the periodic table is 5 3 8 13 5 3 8 13 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to SO2 SO3 NO2 N2O SO2 SO3 NO2 N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Haloarenes are more stable than haloalkanes due to All of them Hyper conjugative effect Resonance effect Inductive effect All of them Hyper conjugative effect Resonance effect Inductive effect ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS