PROTOACTINIUM
(noun)Definitions
There is 1 meaning of the word
Protoactinium.
Protoactinium - as a noun
A short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
Synonyms (Exact Relations)
atomic number 91pa4protactinium18Example Sentences
"The isotopes of protoactinium have a half-life between 265 milliseconds and 32,760 years."
"The most stable and naturally occurring isotope of protoactinium is protactinium-231."
"The production of protoactinium involves the neutron irradiation of thorium metal."
"The name protoactinium is derived from the Greek words 'protos' and 'actinium'."
"The atomic weight of the most stable isotope of protoactinium is approximately 231.036."
Word Game Points
Is PROTOACTINIUM a valid Scrabble word?
Yes, protoactinium is valid for Scrabble UK/EU only
PROTOACTINIUM has a SCRABBLE points total of 19.
Is PROTOACTINIUM a valid Words With Friends word?
No, protoactinium is NOT valid for Words With Friends
Invalid WordPROTOACTINIUM is not a valid Words With Friends word.
Is PROTOACTINIUM a valid WordFeud word?
Yes, protoactinium is valid for WordFeud
Valid WordPROTOACTINIUM has a WORDFEUD points total of 22.
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Words
protoactiniums20
