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Ytterbium Meaning in Urdu
Ytterbium
Meanings
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Ytterbium Meaning In Urdu with Detail
Naturally occurring ytterbium (70Yb) is composed of 7 stable isotopes, 168Yb–176Yb, with 174Yb being the most abundant (31.83% natural abundance). Twenty-seven radioisotopes have been characterized, with the most stable being 169Yb with a half-life of 32.026 days, 175Yb with a half-life of 4.185 days, and 166Yb with a half-life of 56.7 hours. All of the remaining radioactive isotopes have half-lives that are less than 2 hours, and the majority of these have half-lives that are less than 20 minutes. This element also has 12 meta states, with the most stable being 169mYb (t1/2 46 seconds).