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General reaction scheme for the S N 1 reaction. The leaving group is denoted "X", and the nucleophile is denoted "Nu–H". The unimolecular nucleophilic substitution (S N 1) reaction is a substitution reaction in organic chemistry.
Historical exonyms include place names of bordering countries, namely Thailand, Laos, China, and Cambodia.. During the expansion of Vietnam some place names have become Vietnamized.
The Vietnamese Wikipedia (Vietnamese: Wikipedia tiếng Việt) is the Vietnamese-language edition of Wikipedia, a free, publicly editable, online encyclopedia supported by the Wikimedia Foundation. Like the rest of Wikipedia, its content is created and accessed using the MediaWiki wiki software.
This page was last edited on 7 June 2003, at 16:41 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply ...
There are 54 ethnic groups in Vietnam as officially recognized by the Vietnamese government. [1] Each ethnicity has their own unique language, traditions, and culture. The largest ethnic groups are: Kinh 85.32%, Tay 1.92%, Thái 1.89%, Mường 1.51%, Hmong 1.45%, Khmer 1.32%, Nùng 1.13%, Dao 0.93%, Hoa 0.78%, with all others accounting for the remaining 3.7% (2019 census). [2]
Từ điển bách khoa toàn thư Việt Nam (Encyclopedia of Vietnam), a state-sponsored encyclopedia which was published in 2005. Vietnamese Wikipedia, a project of the Wikimedia Foundation. Vietnam War encyclopedias. Encyclopedic works and encyclopedias focused on Vietnam War-related topics.
Từ điển bách khoa Việt Nam (lit: Encyclopaedic Dictionary of Vietnam) is a state-sponsored Vietnamese-language encyclopedia that was first published in 1995. It has four volumes consisting of 40,000 entries, the final of which was published in 2005. [1] The encyclopedia was republished in 2011.
Vietnamese military ranks and insignia were specified by the National Assembly of Vietnam through the Law on Vietnam People's Army Officer (No: 6-LCT/HĐNN7) on 30 December 1981.