Chemistry Which among the following coal contains 90 per cent of carbon? Lignite Bitumen Anthracite Peat Lignite Bitumen Anthracite Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat value of combustion of Gasoline is 47000 kJ/kg 14600 kJ/kg 12600 kJ/kg 39400 kJ/kg 47000 kJ/kg 14600 kJ/kg 12600 kJ/kg 39400 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following states maximum iron ore is found ? FeS2 Fe3O4 Fe2O3 FeCO3 FeS2 Fe3O4 Fe2O3 FeCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which amidst the following is not a gem stone ? Pearl Cat's-eye Opal Topaz Pearl Cat's-eye Opal Topaz ANSWER DOWNLOAD EXAMIANS APP
Chemistry Element 106 was discovered by Seaborg Lawrence Kurchatove Rutherford Seaborg Lawrence Kurchatove Rutherford ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order O2- > F- > Na+ > N3- N3- > Na+ > O2- > F- N3- > O2- > F- > Na+ Na+ > O2- > N3- > F- O2- > F- > Na+ > N3- N3- > Na+ > O2- > F- N3- > O2- > F- > Na+ Na+ > O2- > N3- > F- ANSWER DOWNLOAD EXAMIANS APP