Answer: 6
Explanation:The number of protons present in the nucleus of an atom is known as Atomic Number. Atomic Number helps in determining the chemical properties of an atom. Thus it is given that the given ion contains 6 protons thus the atomic number of the ion will be six. hope this helps
 
        
             
        
        
        
Hi!
I'm pretty sure it is D, point of convergence.
Hope this helps!
 
        
                    
             
        
        
        
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The answer is D. Telegraph, telephone, cordless phone , mobile