There is no any way to check you reject question. I am still waiting to know the status of my questions. I am waiting from the last 2 weeks.
Admin informs you about your rejected question with email
So you can check these questions
There is no any specific way or option to check our rejected questions on OC. @admin should think about to add such feature on OC for us.
you can not see those of question or rejected question only approved question are published you can see those.
you can not examine the question should be refused on the oc can not see where this section
you can not check the questions refused on oc no part or feature in oc can check is the question that is denied