My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What time is it when an elephant sits on a fence?

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Can you find a five letter word that is left with only two letters if one is removed?

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

What is the Surname of Barbie Doll?

I know a nine-letter word having only one vowel.
Do you ?