Q:
      
      
         
            
An element which is preserved under water is 
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: D) white phosphorus         
         
Explanation: White phosphorus undergoes spontaneous combustion when exposed to air. In order to prevent this spontaneous ignition, it is preserved under water. 
       
      
      
      
          View Answer
          Report Error
          Discuss