What is valency of elements having atomic number 61??
Answers
Answered by
0
Answer:
Promethium is one of only two radioactive elements that are followed in the periodic table by elements with stable forms, the other being technetium. Chemically, promethium is a lanthanide. Promethium shows only one stable oxidation state of +3
Similar questions
English,
3 months ago
Social Sciences,
3 months ago
Math,
3 months ago
English,
8 months ago
Science,
8 months ago
Accountancy,
1 year ago
Chemistry,
1 year ago