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

Can you replace the question mark with the correct number in the below table sequence?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

A B C D E F G H

These are the letters given to you. Now you have to find out the letter that comes two to the right of the letter which is immediately to the left of the letter that comes three to the right of the letter that comes midway between the letter two to the left of the letter C and the letter immediately to the right of the letter F.

What have one eye but still cannot see?

What's the best place to go shopping in the ocean?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

Two prisoners Jack and Jill are locked in a cell.
There is open window approx 40 feet above the ground of the cell.
They are never able to reach there.

Then they plan to escape by a tunnel and they start digging out.
After digging for more than 20 days, Jill comes with the different plan and they escaped.

what was the plan ?