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Karbo esas la kemiala elemento kun simbolo C ed atomala nombro 6. Ol esas ne-metalo qua, dependante di la kondicioni dum olua formacado, povas trovesar en la naturo kom grafito (Amorfa karbo) o diamanto (Kristalizita karbo). La kombinebleso di karbo esas grandega. Aktuale, konocesas cirkum 10 milioni de kemiala kompozuri qui kontenas ol. Karbo esas anke la bazo dil organika kemio nam ica elemento trovesas en omna vivanta enti.

Karbo komprenas 4 elektroni en externa strato (2s², 2p²) e povas formar junto σ e tri junti π : question-esas do di quar-mem-valori (ecepte en la kazo di certa mediacanta reagi o en la familio di carbeni, kun du-mem-valori karbo, la du elektroni 2s ne parto-preninta di junto). Ol havas granda afineso per altra lejera atomi, do lu, e sua mikra staturo permisas lu pri formar di multa junti per orbit-hibridito (sp o « triopla junto », lineala ; sp² o « duopla junto », planala kun di 120° anguli ; sp³ o « unopla junto », quar-mem-anguli).

Maxim ordinara formo di karboxo esas karboduoxo CO₂, qua esas minora kompozanto dil tera atmosfero produktas e metabolisas per viva esti. CO₂ esas majora kompozanto dil altra planeti kom Venero.

BW Bewise Inc. Willy Chen willy@tool-tool.com bw@tool-tool.com www.tool-tool.com skype:willy_chen_bw mobile:0937-618-190 Head &Administration Office No.13,Shiang Shang 2nd St., West Chiu Taichung,Taiwan 40356 TEL:+886 4 24710048 / FAX:+886 4 2471 4839 N.Branch 5F,No.460,Fu Shin North Rd.,Taipei,Taiwan S.Branch No.24,Sec.1,Chia Pu East Rd.,Taipao City,Chiayi Hsien,Taiwan

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