Q:
      
      
         
            
Which one of the following is the most characteristic property of an element?
 
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: D) Atomic number         
         
Explanation: Atomic  number  is  the  fundamental properties  of  an  element.  Every atom  is  identified  by  its  unique atomic  number.  Atomic  number  is equal  to  the  number  of  protons present in an atom of the element.
       
      
      
      
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