Chemical Engineering - Universities and Careers

1- I just want to know that what is the scope of chemical engineering in the world? 2- Which country is best for chemical engineering point of view? 3- What are the fields of it and best out of them? 4- I m living in Pakistan so i want to know that which university is suitable for doing masters as per i m relating from middle class society anywhere in the world? 5- What are the requirements for getting scholarship in the foreign universities? thanx if u help me in helpful manner! GOOD BYE ALLAH HAFIZ