Actinium
Actinium ek chemical element hae, jiske chemical symbol Ac, atomic number 89 aur aomic mass 227 hae . Periodic table me ii uu chemical elements ke group me hae jiske Actinoids bolaa jaae hae.
Atomic Structure | |
---|---|
Symbol | Ac |
Atomic Number | 89 |
Atomic Mass | 227g/mol |
Periodic Table | |
Group | 3 |
Row / Period | 7 |
Element Category | Transition dhaatu |
Chhapa | |
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