Chemistry Isobars are lines joining places having equal Rainfall Pressure Height above sea-level Population Rainfall Pressure Height above sea-level Population ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element is Calcium Oxygen Silicon Nitrogen Calcium Oxygen Silicon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is 5x 7.2 x 5x/36 x/6 5x 7.2 x 5x/36 x/6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas causing acid rain in an industrial area is Sulphur dioxide Carbon monoxide Carbon dioxide Methane Sulphur dioxide Carbon monoxide Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mark the compound which possess ionic, covalent and coordinate bonds. NH4Cl SO3 SO2 H2O NH4Cl SO3 SO2 H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide level in the atmosphere can be reduced by using More efficient car engines Catalytic converters in industry Low - sulphur fuels Static electricity to attract it in factory chimneys More efficient car engines Catalytic converters in industry Low - sulphur fuels Static electricity to attract it in factory chimneys ANSWER DOWNLOAD EXAMIANS APP