Uy » Attestatsiya testlar » Kimyo attestatsiya » Kimyo attestatsiya №10 Kimyo attestatsiya Kimyo attestatsiya №10 InfoMaster May 23, 2022 93 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 0 0% 0 12345678910111213141516171819202122232425262728293031323334353637383940 OMAD YOR BO'LSIN! Kimyo fanidan attestatsiya savollari №10 2022-yil 30- mart Toshkent viloyatida tushgan savollari DIQQAT! Endi siz o'z bilmingizni sinab ko'rish bilan birga sertifikatga ham ega bo'lishingiz mumkin. Sertifikat olish uchun barcha ma'lumotlarni to'g'ri kriting! e-mail manzilini to'g'ri kriting, barcha ma'lumotlar sizga yuboriladi. Testda 76% va undan yuqori natija oling va sertifikatni yuklab oling. 1 / 40 1. Ikkita teng hajmli va massali idishning biriga O3 solinganda 34gr keldi N2 solinganda esa 24 gr kelsa idish hajmini aniqlang? A) 33.6 B) 6.72 C) 11.2 D) 8.96 2 / 40 2. Grafikka asoslanib 2SO2 (g) + O2 (g) = 2SO3 (g) reaksiyasining dastlabki tezligini (mol/l∙sek) aniqlang. (k = 0,8) A) 100 B) 75 C) 125 D) 150 3 / 40 3. 6,3 g natriy sulfitdan qancha litr (n.sh.) sulfit angidrid olish mumkin? Reaksiya unumi 90 % ga teng. A) 0.5 B) 0.3 C) 1 D) 0.4 4 / 40 4. Quyidagi elementlardan qaysi binning d- elektronlari soni eng ko'p? A) Mo B) Rh C) Pt D) Pd + 5 / 40 5. Quyidagilarni to’g’risini tanlang. A) 1,2,3 B) 4,5,6 C) 1,3,5 D) 2,6 6 / 40 6. Reaksiyaning tezligini 81 marta oshirish uchun temperaturani 80±C dan necha gradusgacha ko‘tarish kerak (° = 3)? A) 160 B) 120 C) 80 D) 100 7 / 40 7. Ksenon 14554Xe ning 4 ta ?- va 4 ta ?+ va 1 ta elektronning yadroga qulashi natejasida qaysi element izotopi hosil bo’ladi? A) 4 B) 3 C) 1 D) 2 8 / 40 8. Bariy gidroksid va mo‘l miqdordagi nitrat kislota ta ’sirlashuvidan olingan tuz molekulasi tarkibidagi atomlar sonini aniqlang. A) 7 B) 4 C) 5 D) 9 9 / 40 9. Elementlar metallmaslik xossalari ortib borishi tartibida joylashtirilgan qatorni ko’rsating.1) kaliy2) kislorod 3) tellur 4) selen A) 4,1,3,2 B) 1,3,4,2 C) 2,3,4,1 D) 4,1,2,3 10 / 40 10. Xloridlardan xlor olish uchun marganetsning qanday birikmalaridan foydalaniladi? A) to’g’ri javab yo’q B) HMnO4, MnO C) KMnO4, MnO2 D) K2MnO4, MnO 11 / 40 11. Izomeriya tushunchasini birinchi bo’lib kim aniqlagan? A) Semyonov B) to’g’ri javab yo’q C) Butlerov D) Berselius 12 / 40 12. 2,2,3,4-tetrametilpentan tarkibidagi uglerod atomlarining oksidlanish darajalari yig`indisini toping? A) 5 B) 5 13 / 40 13. 2 metilpropanning necha xil dixlorli xosilalari mavjud? A) 4 B) 3 C) 9 D) 2 14 / 40 14. C5H10 tarkibga to’g’ri keladigan sikloalkanlarni belgilang? A) metil siklopentan B) to’g’ri javab yo’q C) n-pentan D) 1,1 dimetil siklopropan 15 / 40 15. Zanjir reaksiyalarining borish mexanizmi. Kim kasf etgan? A) Konovalov B) Zinin C) to’g’ri javab yo’q D) Semyonov 16 / 40 16. Feromon tutqichlarining vazifasi nimadan iborat? A) Laboratoriyada idishlarni ushlab turish vazifasini bajaradi B) to’g’ri javab yo’q C) Paxta zararkunandalariga qaarshi kurashda ishlatiladi D) Organik reaksiyalarda oraliq modda hosil bo'lishi oldini oladi 17 / 40 17. PF5 markaziy atomi qanday gibridlanishga ega? A) sp3d B) to’g’ri javab yo’q 18 / 40 18. (H2O)9 da nechta vodorod bog’ bor? A) 15 B) 10 C) 9 D) 16 19 / 40 19. 1-buten olish uchun qaysi moddaga rux metalini ta`sir ettirish kerak? A) 1, 3 - dimetilxlorbutan B) to’g’ri javab yo’q C) 1, 2 - dimetilxlorbutan D) 1, 2 - dixlorbutan 20 / 40 20. Pentenning struktur va geometrik izomerlar soni nechtadan hisoblanadi? A) to’g’ri javab yo’q B) struktur - 5 ta, geometrik -5 ta C) struktur - 1 ta, geometrik - 5 ta D) struktur - 5 ta, geometrik - 1 ta 21 / 40 21. Fenol sirka angidrid bilan qanday birikma hosil qiladi? A) to’g’ri javab yo’q B) 2CH3COOH C) 2CH3COOC6H5 D) CH3COOC6H5 + CH3COOH 22 / 40 22. 2,3 dimetilbutadiyen-1,3 ning asosiy zanjiridagi C atomlarining oksidlanish darajasi yig‘indisini ko‘rsating. A) 2 B) 2 23 / 40 23. Ruda gazi formulasini toping? A) H2S B) N2O C) to’g’ri javab yo’q 24 / 40 24. Uch xil kislorod izotopidan foydalanib nechi xil ozon molekulasi olish mumkin? A) 9 B) 12 C) 16 D) 10 25 / 40 25. Murakkab efirlarning umumiy formulasini toping? A) to’g’ri javab yo’q B) CnH2nO C) CnH2n-2O2 D) CnH2nO2 26 / 40 26. 2-metilpropenga vodorod xlorid birikishi natijaisda qanday mahsulot hosil bo`ladi? A) 2-metil 2-xlorpropan B) 2-xlorbuten C) to’g’ri javab yo’q D) 2, 2-dixlorpropan 27 / 40 27. Ftor elementining nechi xil oksidlanish darajasi bor? A) to’g’ri javab yo’q B) 1 28 / 40 28. Glukozani 5-uglerodini oksidlanish darajasini toping? A) to’g’ri javab yo’q B) nol C) 1 29 / 40 29. Grinokit va kinovar molar massalari farqini toping? A) 92 B) 105 C) to’g’ri javab yo’q D) 89 30 / 40 30. Chaqmoq chaqilganda qanday gaz ajraladi? A) to’g’ri javab yo’q B) NO2 va O2 C) NO va O3 D) N2 va H2 31 / 40 31. Kartoshka tarkibida qanday biopolimer bor. A) glukoza B) kraxmal C) dekstrin D) to’g’ri javab yo’q 32 / 40 32. Quyidagi qatorning qaysi birida atom radiusi oshib boradi? 1) fosfor 2) oltingugurt 3) aluminiy 4) kremniy A) 2, 1, 4, 3 B) to’g’ri javab yo’q C) 3, 2, 1, 4 D) 1, 2, 3, 4, 33 / 40 33. Polivinilxloridning struktur zvenosini ko`rsating? A) -CHCH(Cl)- B) -CH2CH(Cl)- C) -CH2CH2CH(Cl)- D) to’g’ri javab yo’q 34 / 40 34. Etan va etilendagi C atomlari oksidlanish darajasi yig‘indisini toping? A) 4 B) nol C) to’g’ri javab yo’q 35 / 40 35. Atseton bilan propan kislota o’zaro qanday izomer hisoblanadi? A) to’g’ri javab yo’q B) sinflararo izomeriya C) tuzilish izomeriya D) fazoviy izomeriya 36 / 40 36. Qaysi metallarning nitratlari termik parchalanganda metallarni o’zi chiqadi? A) to’g’ri javab yo’q B) H dan o'ngdagi barcha metallar C) H dan chapdagi metallar D) Cu 37 / 40 37. Nuklonlar nima? A) Neytronning ikkinchi nomi B) to’g’ri javab yo’q C) Atom yadrosining tarkibi hisoblanadi D) Radioaktiv zarracha 38 / 40 38. Moviy rangli gidroksid hosil qiladigan metal nomi? A) Cu B) to’g’ri javab yo’q C) Fe D) Ni 39 / 40 39. Pirogallol molekulasidagi sp2–s bog‘lar soni nechta? A) 14 ta B) 4 ta C) 2 ta D) 3 ta 40 / 40 40. Olefinlarda nechi xil izomeriya mavjud? A) 6 xil B) 2 xil C) 3 xil D) 4 xil 0% Testni qayta ishga tushiring Fikr-mulohaza yuboring Author: InfoMaster Foydali bo'lsa mamnunmiz
