FORMULAI KhIMIYaVI. bo alomathoi khimiyavi va adadho ifoda namudani tarkib va sokhti molekularo guyand. Formulai khimiyavi empiriki yo brutto — formulaho (miqdori umumii atomhoro dar molekula nishon medihad), rasionali (dar on guruhi atomhoi mansubi payvasthoi mazkur nishon doda meshavad) va strukturi (joygirii atomhoro dar molokula nishon medihad) meshavad. Masalan, formulai khimiyavii empirikii spirti etil S2N6O, rasionaliash S2N5ON.
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SATHI VINTI
SATHI VINTI, sathest, ki khati £ hangomi dar girdi mehvari nojunboni OO’ bo surati kunjii …