actiniums वाक्य
उदाहरण वाक्य
मोबाइल
- Actinium also has two meta states.
- The major difficulty in separation of actinium is the similarity of its properties with those of lanthanum.
- Update : I think the actinium that the site sells is actually a compound ( nitrate ).
- All but two tested positive for actinium-227, the radioactive isotope the workers were cleaning up.
- It is the ninth product of the neptunium decay series as a daughter isotope of actinium-225.
- Actinium can be made in reasonable amounts, and has a decent half-life of 21 years.
- Sullivan said actinium-227 tends to accumulate in the liver, but he downplayed the potential health risk.
- Protactinium is more abundant ( 10 " 12 % ) in the Earth's crust than actinium.
- Thus actinium is either synthesized in nuclear reactions from isotopes of radium or separated using ion-exchange procedures.
- Chemically, actinium is similar to lanthanum, which is explained by their similar ionic radii and electronic structure.
- The most important feature of actinium is its ability to accumulate and remain in the surface layer of skeletons.
- Adsorption from the digestive tract is much smaller ( ~ 0.05 % ) for actinium than radium.
- The " Ac " is not to be confused with the abbreviation for the chemical element actinium.
- I know that the specific method I have to use takes into account the position of Lanthanum and Actinium.
- As it decays, actinium-225 produces three daughter atoms, each of which also gives out alpha particles.
- As with most lanthanides and many actinides, actinium assumes oxidation state + 3 in nearly all its chemical compounds.
- The close similarity of physical and chemical properties of actinium and lanthanum makes separation of actinium from the ore impractical.
- The close similarity of physical and chemical properties of actinium and lanthanum makes separation of actinium from the ore impractical.
- Actinium reacts rapidly with oxygen and moisture in air forming a white coating of actinium oxide that impedes further oxidation.
- Actinium reacts rapidly with oxygen and moisture in air forming a white coating of actinium oxide that impedes further oxidation.
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