FAQs About the word atomic number 69

Atom numarası 69

a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatit

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atomic number 68 => atom numarası 68, atomic number 67 => Atom numarası 67, atomic number 66 => Atom numarası 66, atomic number 65 => atom numarası 65, atomic number 64 => atom numarası 64,