таблица Менделеева

Последние новости в разделе таблица Менделеева




25.03.2010 (6:40) Естественные науки >> Химия
Новый элемент в таблице Д.И. Менделеева
Периодическая система элементов Д.И. Менделеева получила новую запись. Международный союз теоретической и прикладной химии на прошлой неделе объявил о своем утверждении названия – Коперниций и символа – Cn для элемента №112.Утверждение следует обширному набору ...>>


таблица Менделеева, архив по датам

таблица Менделеева, архив за текущий месяц

December 2019
MnTuWeThFrSaSu
      1
2345678
9101112131415
16171819202122
23242526272829
3031     

Полный архив раздела таблица Менделеева

2008
January
February
March
April
May
June
July
August
September
October
November
December
2009
January
February
March
April
May
June
July
August
September
October
November
December
2010
January
February
March
April
May
June
July
August
September
October
November
December
2011
January
February
March
April
May
June
July
August
September
October
November
December
2012
January
February
March
April
May
June
July
August
September
October
November
December
2013
January
February
March
April
May
June
July
August
September
October
November
December
2014
January
February
March
April
May
June
July
August
September
October
November
December
2015
January
February
March
April
May
June
July
August
September
October
November
December
2016
January
February
March
April
May
June
July
August
September
October
November
December
2017
January
February
March
April
May
June
July
August
September
October
November
December
2018
January
February
March
April
May
June
July
August
September
October
November
December
2019
January
February
March
April
May
June
July
August
September
October
November
December

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