There is something which is always coming but never arrives?

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

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Solve below rebus puzzle?

What is next number in the pattern below:

131 517 192 123 ?

what does the below rebus means?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?