అరుదైన భూమి సమూహం యొక్క మృదువైన వెండి మెటల్ మూలకం స్థిరమైన ఐసోటోప్ కాదు; రేడియోధార్మిక రూపం యురేనియం యొక్క ఫ్రాగ్మెంటేషన్ ఉత్పత్తిగా శోధించబడింది,

Noun:

ప్రోమిహైటిస్,

promethium's Usage Examples:

September 1, 2005) was a chemist who was the co-discoverer of the element promethium.

Examples include technetium-95 and promethium-146.

The promethium in the.

Promethium(III) chloride is a chemical compound of promethium and chlorine with the formula PmCl3.

characteristic is the presence of the unstable element promethium in its emission spectrum.

Promethium(III) hydroxide can be produced by reacting ammonia water with a solution of a promethium(III) salt, from which promethium(III).

promethium dials also dropped by half every 2.

4 61 Pm promethium (α form) est.

element promethium in its emission spectrum.

62 years, giving them a short useful life, which led to promethium"s replacement by tritium.

Promethium(III) fluoride or promethium trifluoride is a salt of promethium and fluorine with the formula PmF3.

natural promethium is exceedingly scarce, it is typically synthesized by bombarding uranium-235 (enriched uranium) with thermal neutrons to produce promethium-147.

It is the most common form of promethium.

Synonyms:

Pm, metal, atomic number 61, metallic element,

Antonyms:

nonmetallic,