Chemistry The heaviest naturally occurring element is: Uranium Thorium Mercury Polonium Uranium Thorium Mercury Polonium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The reaction intermediate formed during the preparation of diethylether from ethanol by treatment with H2SO4 is Carbanion Carbocation Free radical Carbene Carbanion Carbocation Free radical Carbene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver nitrate solution is kept in brown bottles in laboratory because Brown bottles stops the passage of light through it Brown bottles do not react with it Brown bottles react with it It reacts with ordinary white bottles Brown bottles stops the passage of light through it Brown bottles do not react with it Brown bottles react with it It reacts with ordinary white bottles ANSWER DOWNLOAD EXAMIANS APP
Chemistry The luster of a metal is due to its high polishing its chemical inertness presence of free electrons its high density its high polishing its chemical inertness presence of free electrons its high density ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamond is harder than graphite because of : None of these Difference in layers of atoms Difference of crystalline structures Tetrahedral structure of diamond None of these Difference in layers of atoms Difference of crystalline structures Tetrahedral structure of diamond ANSWER DOWNLOAD EXAMIANS APP
Chemistry The value of gas constant R in Ergs deg–1 mole–1 is 8.341 × 107 8.413 × 107 4.183 × 107 8.314 × 107 8.341 × 107 8.413 × 107 4.183 × 107 8.314 × 107 ANSWER DOWNLOAD EXAMIANS APP
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