At first warm welcome o you on this technological site because you are a new member. I think you are at the right place because you can find here your every query's answer.
Now we come to your query.
You want to know that when you close a tab but it reappears when you open your browser.
This happens when you have set any tab as your default tab. So remove the concerned tag as your default tab. Then it will not reappear again.