Answer:
By Moon or by Sun, I shall be found. Yet I am undone, if there's no light around.
What has a big mouth, yet never speaks?
I have it, I donβt share it. If I share it, I donβt have it. What is it?
What is the only letter in the alphabet that does not appear anywhere on the periodic table of elements?
What goes through the door without pinching itself? What sits on the stove without burning itself? What sits on the table and is not ashamed?
I am your mother's brother's only brother in law. Who am I?