Is it possible to trace update of a table column in entity framework

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MVC5

suppose i have a table called student where field are as follows id name address,phonenumber,email
now if i edit name or address use following code db.Entry(student).State = EntityState.Modified; how can i know which column is actully changed how i can trace individual column

What I have tried:

i have not tried anything else so far due to lack of guidelines