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

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

Which alphabet letter is a question?

By what process could you make a 'Tea-Table' into food?

Can you make a six-letter word using the letters N, A and B ?

Why is a river so rich ?

As shown in the picture below, we can see a boy hanging on the tree branch to save his life. There are various ways in which he can die like1. A snake hanging toward the right waiting to bite the boy.2. A roaring Lion near the tree.3. Two crocodiles are ready to attack if the boy reaches near water. The tree is chopped to some extent, so can fall as if he moves a lot. Can you give this boy an escape plan?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

What is the centre of gravity?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.