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Neptune [ˈneptjuːn] SUBST ASTRON

geranium [dʒıˈreınjəm] SUBST BOT

titanium [taıˈteınıəm] SUBST QUÍM

plutonium [pluːˈtəʊnıəm] SUBST QUÍM

Exemplos unilingues (não verificados pela redação)

inglês
Neptunium is found in at least three allotropes.
en.wikipedia.org
The actual element was discovered several years later, and assigned the name neptunium.
en.wikipedia.org
A radioactive actinide metal, neptunium is the first transuranic element.
en.wikipedia.org
It is a stable ion and is the most common form of neptunium in aqueous solutions.
en.wikipedia.org
In neptunium dioxide, the neptunium is of reduced radio toxicity compared with pure neptunium metal, and is thus more desirable for storage and disposal.
en.wikipedia.org
Neptunium has valence states from 3 to 7, which can be simultaneously observed in solutions.
en.wikipedia.org
U-239 rapidly undergoes beta decay to form neptunium-239, which rapidly undergoes a second beta decay to form plutonium-239.
en.wikipedia.org
This amount declines slowly as the americium decays into neptunium-237, a different transuranic element with a much longer half-life (about 2.14 million years).
en.wikipedia.org
A hydrazine inhibitor is initially added to the neptunium feed solution to protect the neptunium and ascorbic acid from decay.
en.wikipedia.org
The element 93 was synthesised in 1940 and named neptunium.
en.wikipedia.org

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