Question

What is Eka-caesium?

Answer

Eka-caesium is a chemical element that has the symbol Fr and atomic number 87. It has one of the lowest electronegativities of all known elements, and is the second rarest naturally occurring element (after astatine).

Subscribe to our youtube channel!

Staying up to date on Question/Notes related to General knowledge, current affairs and are useful in Academic and Government Exams. More than 8000 video on our channel.