Chemistry Magnetite is Fe2O3 Fe3O4 FeCO3 2Fe2O3. 3H2O Fe2O3 Fe3O4 FeCO3 2Fe2O3. 3H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Stratosphere Ionosphere Exosphere Troposphere Stratosphere Ionosphere Exosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Acid fumes Photochemical smog Sulphurous smog Industrial smog Acid fumes Photochemical smog Sulphurous smog Industrial smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of natural gas is Ethane Butane Methane Propane Ethane Butane Methane Propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons can be accommodated in d-orbital 10 6 3 8 10 6 3 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Calcium phosphate Sodium phosphate Sodium silicate Calcium oxide Calcium phosphate Sodium phosphate Sodium silicate Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
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