I have done bsc. B Ed integrated 4 year course. So, tere is any chance to do master's in chemistry in abroad?

Yes, if your BSC degree was for four years, you can apply for MSc in various fields, including Chemistry abroad, especially in the USA.

Here is a list of top universities worldwide for MSc in Chemistry - 

University of Oxford
University of Cambridge
University of Pennsylvania
University of Toronto
University of California
NUS, Singapore
New York University

REQUIREMENTS FOR MOST OF THE COLLEGES -

A Bachelor's degree in the related field.
English proficiency: TOEFL score of 550 (paper-based), 213 (computer-based), IELTS score of 6.0, or equivalent, with no band less than 6.0.
Good GRE Score.
2-3 Letters of recommendation.
A statement of purpose (SOP)
 

I hope this helps. Please let me know the country and university you are targeting to pursue your master’s in chemistry for further details.