answersLogoWhite

0


Best Answer


Protactiniumand Francium have no known uses outside the lab. Protactinuium is an unwanted natural byproduct of uranium decay. Francium is radioactive and very unstable.

User Avatar

Wiki User

11y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the most useless element periodic table?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Which element on the periodic table except noble gases is most electronegative?

Fluorine is the most electro negative element on the periodic table


What is element 7 on periodic table?

The seventh most abundent element is potassium.


Is fluorine the most reactive element in the periodic table?

Yes, fluorine is the most reactive element on the periodic table.


Hu on the periodic table?

Hu stands for Hugium, and is the element with the most mass on the alien periodic table.


Where is the most reactive metal on the periodic table located?

This element is francium in the first group of periodic table.


What is the most electronegaitve element in the periodic table?

Fluorine


What is the most active element on the periodic table?

Francium


Which element costs the most on the periodic table?

Ununoctium


What is the most studied element in the periodic table?

carbon


The MOST electronegative element on the periodic table is?

Fluorine.


What element is most used on the periodic table?

oxygen is the most used element in the periodic table because we use it to breath and to make carbon dioxide (CO2) when we breath out.


Which element in the periodic table period 2 has the most mass?

Neon element in the periodic table period 2 has most mass.It has atomic mass of 20.17.It is colorless and odorless.