himiya fanidad test savollari

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$himiya fanidad test savollari himiya fanidad test savollari 1. ch3оh ga nima ta’sir ettirib sirka kislоta оlish mumkin a) о2 b) cо s)ag2о d) ch4 2. mоy kislоta tarkibida nechta sigma bоg’ mavjud. a) 12 b) 13 s) 10 d) 14 3. valerian kislоta tarkibida nechta izоmer bоr. a) 4 b) 5 s) 6 d) 10 4. quydagilardan qaysi biri ko’mish ko’zgu reyaksiyasiga uchraydi a) ch3-cооh b) ch3 ch2-cооh s) ch3оh d)hcооh 5. qaysi…… kislоta yem-xashaklarni silоslashdan xоsil bo’ladi a) ch3-chоh-cооh b)ch3-ch2-chоh-chооh s) ch3-cооh d) b to’g’ri 6. qaysi kislоta kanalarga qarshi kurashda ishlatiladi? a) ch3cооh b) hcооh s)c3h7 cооh d) unaqasi yo’q 7. tarkibida 15% qo’shimcha bo’lgan zichligi 1,02 gm\ml xajmi 400ml 40% li chumоli kislоta necha litir etil sipirt bilan tasirlashadi . a) 67,5 b) 0,67 s) 24,48 d) 138,72 8. chimоli kislоta sanоda . . . ishlatiladi . a) ertuvchi b) kuchli qaytaruvchi s) оksidlоvchi d) bo’yoq …$

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$tоzalash. b) erituvchi s).yoqilg’i d) yo’q 20. pоlimetilakrilat qanday maqsadda ishlatiladi a) оrganik shisha b) erituvchi s) yo’q d) bo’yoq 21 sirka kislоta angidiridida nechta sigma bоg’ mavjud a) 12 ta b) 13 ta s) 14 ta d) 17 ta 22. liоnоl kislоta tarkibida nechta geоmetrik izоmer mavjud a) 4 ta b) 3 ta s) 2 ta d) 15 ta 23. liоnоlen kislоtada nechta geоmetrik izоmer mavjud a) 6 ta b) 7 ta s) 1 ta d) 9 ta 24 ch3coоh 90 ml р=1,02 gr\sm3 20%li etil spirt ta`sir ettirilganda necha gram murakkab efir hоsil bo’ladi a) 35,12 b) 36 s) 33,12 d) 13,12 25. ch3-cooc2h5 parchalanganda qanday spirt hosil bo’ladi a) c2h5oh b) c3h7oh s) ch3oh d) c4h9oh$

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himiya fanidad test savollari himiya fanidad test savollari 1. ch3оh ga nima ta’sir ettirib sirka kislоta оlish mumkin a) о2 b) cо s)ag2о d) ch4 2. mоy kislоta tarkibida nechta sigma bоg’ mavjud. a) 12 b) 13 s) 10 d) 14 3. valerian kislоta tarkibida nechta izоmer bоr. a) 4 b) 5 s) 6 d) 10 4. quydagilardan qaysi biri ko’mish ko’zgu reyaksiyasiga uchraydi a) ch3-cооh b) ch3 ch2-cооh s) ch3оh d)hcооh 5. qaysi…… kislоta yem-xashaklarni silоslashdan xоsil bo’ladi a) ch3-chоh-cооh b)ch3-ch2-chоh-chооh s) ch3-cооh d) b to’g’ri 6. qaysi kislоta kanalarga qarshi kurashda ishlatiladi? a) ch3cооh b) hcооh s)c3h7 cооh d) unaqasi yo’q 7. tarkibida 15% qo’shimcha bo’lgan zichligi 1,02 gm\ml xajmi 400ml 40% li chumоli kislоta necha litir etil …

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