different between kurchatovium vs rutherfordium

English

Etymology

Named for Igor Kurchatov, +? -ium.

Noun

kurchatovium (uncountable)

1. (physics) A rejected name for rutherfordium.
   • 1973, V. I. Gol'danskii and S. M. Polikanov, The Transuranium Elements (trans. J. E. S. Bradley), p. 113:

     Research on the production and properties of kurchatovium isotopes has continued; Ghiorso et al. exposed Cf²⁴⁹ to C¹² and C¹³ ions to produce two new ?-active isotopes of kurchatovium (which they called rutherfordium, Rf) having A fo 257 and 259, the T_1/2 being 4.5 and 3 sec respectively.

   • 1974, Oganessian, Y. T. et al., Synthesis of neutron-deficient isotopes of fermium, kurchatovium and element 106
   • 1975, A. M. Petrosiants, From Scientific Search to Atomic Industry, p. 52:

     Kurchatovium-260 was obtained by bombarding a target of plutonium-242 with accelerated neon-22 ions. As to its chemical properties, kurchatovium differs from actinide elements but is close to hafnium.

Translations

English

Etymology

Rutherford +? -ium, named for Ernest Rutherford.

Pronunciation

• IPA^(key): /???ð???f???di?m/

Noun

rutherfordium (uncountable)

1. A transuranic chemical element (symbol Rf) with an atomic number of 104.
2. (obsolete) A rejected name for seaborgium.

Synonyms

• eka-hafnium (used before the element was discovered)
• kurchatovium (name proposed by Russian scientists, but rejected)
• unnilquadium (used before the element was officially named)

Related terms

• Rutherford
• rutherford
• rutherfordine, rutherfordite
• Rutherford model
• Rutherford scattering
• rutherfordate

Translations

See also

• seaborgium

Czech

Noun

rutherfordium n

1. rutherfordium

Danish

Noun

rutherfordium

1. rutherfordium

Dutch

Pronunciation

Noun

rutherfordium n (uncountable)

1. rutherfordium

Estonian

Noun

rutherfordium (genitive rutherfordiumi, partitive rutherfordiumi or rutherfordiumit)

1. rutherfordium

Declension

Finnish

Noun

rutherfordium

1. rutherfordium

Declension

French

Pronunciation

• IPA^(key): /?y.t??.f??.dj?m/

Noun

rutherfordium m (plural rutherfordiums)

1. rutherfordium

Latin

Pronunciation

• (Classical) IPA^(key): /ru.t?er?for.di.um/, [r?t???r?f?rd?i???]
• (Ecclesiastical) IPA^(key): /ru.ter?for.di.um/, [rut??r?f?rd?ium]

Noun

rutherfordium n (genitive rutherfordi?); second declension

1. rutherfordium

Declension

Second-declension noun (neuter).

Slovak

Pronunciation

• IPA^(key): /?radz?f?rdium/

Noun

rutherfordium n (genitive singular rutherfordia, declension pattern of mesto)

1. rutherfordium (element)

Declension

Further reading

• rutherfordium in Slovak dictionaries at korpus.sk

Swedish

Noun

rutherfordium n

1. rutherfordium

Declension