It is significant that the seventh chamber is the westernmost room because the sun rises in the east and sets in the west; and the course of a day is often symbolic of a human life span. This would make the seventh room symbolic of death.
Explanation:
Question given: What is special particular about the 7th chamber in the Red Death?
==>> Seven is often used as a number for completion, such as seven days in a week. In the case of "Masque of the Red Death", the rooms each represent a stage of life.
