question_answer

The increasing order for the values of elm (charge/mass) for electron (e), proton (p), neutron (n) and alpha particle  is

A)  \[e\,\,,\,\,p\,\,,\,n\,\,,\alpha \]      

B)  \[n\,\,,\,\,p\,\,,\,e\,\,,\alpha \]     

C)  \[n\,\,,\,\,p\,\,,\,\,\alpha \,\,,e\]     

D)  \[n\,\,,\,\,\alpha \,\,,\,\,p\,\,,e\]