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ⓘ Monosakarida



                                     

ⓘ Monosakarida

Monosakarida nyaéta karbohidrat na wujud gula basajan.

Monosakarida, kawas disakarida, sipatna amis, leyur na cai sarta kristalin.

Monosakarida digolongkeun dumasar jumlah atom karbon nu dikandungna sarta dumasar gugus aktifna, aldehid atawa keton. Kombinasina bisa jadi rupa-rupa, misalna aldohéxosa, ketotriosa.

Salajengna, unggal atom karbon nu boga gugus hidroksil iwal nu tungtung sipatna optik aktif, antukna bisa aya sababaraha karbohidrat nu struktur dasarna sarua. Misal, galaktosa kaasup aldohéxosa, tapi mibanda sipat béda ti glukosa sabab susunan atom-atomna béda.

Conto séjénna:

  • héxosa: idosa, glukosa, fruktosa, jeung galaktosa
  • tétrosa: éritrosa
  • triosa: gliseraldehid jeung dihidroxiaséton
  • péntosa: lixosa, ribosa, jeung déoxiribosa
  • héptosa
                                     

1. Struktur

Iwal ti sabagian leutik nu béda, misalna déoxiribosa atawa gula amino, monosakarida mibanda rumus kimia umum:

CH 2 O n

Monosakarida ngandung boh gugus fungsi keton atawa aldehid.

Struktur siklik

Cara umum pikeun mintonkeun struktur siklik monosakarida nyaéta ku proyéksi Haworth.

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Pino - logical board game which is based on tactics and strategy. In general this is a remix of chess, checkers and corners. The game develops imagination, concentration, teaches how to solve tasks, plan their own actions and of course to think logically. It does not matter how much pieces you have, the main thing is how they are placement!

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