एलिमेंट ए बिलॉन्ग टू द पीरियड ऑफ एंड फर्स्ट ग्रुप ऑफ द पीरियोडिक टेबल 10 फाइंड आउट द वेदर इन मेटल ओर नॉनमेटल
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Answer:
Fr
Explanation:
The element is a metal .
Francium is a chemical element with the symbol Fr and atomic number 87. Prior to its discovery, it was referred to as eka-caesium.
It is extremely radioactive; its most stable isotope, francium-223.
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