here is a website that will show you which of your friends hates you or you can Hate others by clicking on Hate Button 

Facebook in normal don't have a Dislike button but this web app will let you to Hate others and find out who hates you in a simple way 

if you hate a friend he/she will not know until he/she hates you too 

to do this go to website and login with your facebook 

and then you can hate every Facebook friend you want 

after you hate someone you will have 3 settings you can chose the one you want 

here is sites like:

http://www.hatewithfriends.com/