Thorium
Thorium ek chemical element hae, jiske chemical symbol Th, atomic number 90 aur aomic mass 232 hae . Periodic table me ii uu chemical elements ke group me hae jiske Actinoids bolaa jaae hae.
Atomic Structure | |
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Symbol | Th |
Atomic Number | 90 |
Atomic Mass | 232g/mol |
Periodic Table | |
Group | 3 |
Row / Period | 7 |
Element Category | Transition dhaatu |
Chhapa | |
Chhapa ke gallery badlo
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Monazite, a rare-earth-and-thorium-phosphate mineral is the primary source of the world's thorium
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Monazite - tabular crystal, Rostadheia, Iveland, Norway
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