Chemistry The most abundant element is Silicon Calcium Nitrogen Oxygen Silicon Calcium Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The National Chemical Laboratory (India) is located in Mumbai Pune Bangaluru Hyderabad Mumbai Pune Bangaluru Hyderabad ANSWER DOWNLOAD EXAMIANS APP
Chemistry If there is one million Mg2+ ions in MgCl2, how many chloride ions are there? Half a million Two million One million Ten million Half a million Two million One million Ten million ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Vinegar' is a commercial name of Citric acid Hydrochloric acid Oxalic acid Acetic acid Citric acid Hydrochloric acid Oxalic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Double nitrate Hydrated chlorides Double sulphates Nitrates of aluminium Double nitrate Hydrated chlorides Double sulphates Nitrates of aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is heaviest naturally-occurring element of the periodic element Rhodium Thorium Uranium Iron Rhodium Thorium Uranium Iron ANSWER DOWNLOAD EXAMIANS APP