1 Davriy sistemada nechta davr nechta qator bor

III chorak (II- variant)
1. penten - 1 formulasi A. CH₃-CH=CH-CH₂-CH₃ B. CH₂ = CH-CH₂-CH₂-CH₃
D. CH₂=C-CH₂-CH₃ E. CH₃-C=CH-CH₃
CH₃ CH₃

2. 
   Alkinlarni yonish tenglamasi A. CH₂=CH₂+3O₂ =CO₂ + 2H₂O B CH₂=CH₂+ H₂O= CH₃CH₂OH
   

D. 2CH= CH +5O₂---4CO₂ + 2H₂O E. CH=CH +H₂O=CH₃CHOHCH₃
3. Atsetilenni sanoatda olish tenglamasi
A. Ag-C=C-Ag +2HCL ---2AgCL+HC=CH B.C₄H₁₀---C₂H₆ +C₂H₄
D CaC₂+H₂O=Ca(OH)₂+ C₂H₂ E. 2C+H₂---C₂H₂
4. Uglevodorod yondirilganda 8,4 l CO₂ va 6,75 l suv olindi Uglevodorod formulasi ?
A. C₂H₆ B C₃H₆ D C₃H₈ E C₂H₁₀
5_. Bir xil sharoitda teng hajimda gazlarning qaysi biri uchun ko’roq kislorod sarf bo’ladi?
A. metan B Buten D. Butan E Propin
6. Propilenni KMnO₄ ning suvdagi eritmasi orqali o’kazildi qaysi mahsulot hosil bo’ladi ?
A. propion B Propanol D Propion kislota E. propilenglikol 1,2
7. Tabiiy gazdan 46 gr chumoli kislota olish uchun kerakli gaz hajmi
A.15,6 l B. 18,6 l D. 23,3 l E .26 l
. 8.. Organik birikmalar tuzilish nazarityasini yaratgan olim ?
A) Kekule; B) Shpeyer ; D) Butlerov; E) Lomonosov;
9. Organik birikma va organic kimyo tushunchalarini qachon kim fanga kiritgan?
A) A.M. Butlerov 19861 y; B) I.YA. Berselins 1827 y;
D) SHpeyer 1858 y; E) F. Vyoller 1823 y;

10. 
    Bir- biriga isomer moddani ko’rsating. A) CH₃ - CH_3, H₂C = CH₂ ; B) HC≡≡CH, H₂C=CH₂ ;
    

D) CH₃ – O- CH₃ , HC≡ CH ; E) CH₃- CH₂-CH₂ CH₃ CH₃-CH-CH₃ ;
11 . sp³ gibridlanishli uglevodorodlar nomi qanday
A) Alkenlar ; B) Aromatik; D) Alkanlar; E) Arenlar ;

10. 
    To’yingan uglevodorodlar umumiy formulasi
    

A) CnH₂n+ 2; B) CnH₂n-2 ; D) CnH₂n; E) CnHn;
13. Alkanlarning C-H bog’idagi burchak kattaligi.
A) 104˚ 28 ¹; B) 90˚ 27 ¹ ; D) 109,5 ˚ 28 ¹ E) 109, ˚ 28 ¹
14. Alkanlarni gomologik qatori tasviri.
A) CH₄,C₂H₆, C₃H₈C₄H₁₀. C₅H₁₂; B) C₂H₆, CH₄, C₃H₈,C₄H₁₀
D) CH₄,C3H8, C₂H6C₄H₁₀. C₅H₁₂ E) CH₄,C₄H₁₀, C₅H_12,C₂H₆
15. 2,3 dmetilbutan formulasi
A) CH₃ – CH – CH-CH₃, B) CH₃- CH₂ –CH- CH₃
CH₃ CH₃ CH₃
D) CH₃-CH₂-CH₂-CH₂ –CH₃ E) CH₃- CH-CH₂-CH₂- CH₃
CH₃
16. Metanning galogenli hosilasi trixlormetanni hosil bo’lish tenglamasi.
A) CH₄ + Cl₂→Cl₃Cl+HCl ; B) CH₃Cl+Cl₂H→CH₂Cl₂+HCl
D) CH₂CL₂+Cl₂→ CH₃Cl₃+HCl E) CHCl₃+Cl₂→CCl₄+HCl
17 . Tarkibi C₅H₈ bo’lgan yopiq zanjirli izomerlar soni nechta A. 6 B. 7 D. 8 E. 9
18. C₅H_{6 da nechta ochiq zanjirli izomeri bor}
A. 2 ta B. 5 ta D. 4 ta . E ^ta
19. Benzolda HNO₃ ta’sir ettirilsa qanday modda hosil bo’ladi
A. nitrobenzol B. dinitrobenzol D malein kislota E ftal kislota
20. N.SH da 5,6 l etilendagi vodorod atomlari soni nechta ?
A 6,02 .10²³ B. 3,82. 10²³ D. 2,42 10²² E.4,2010²⁴
21. Alkenlarga galogenlarni birikish reaksiyasi ?
A. CH₃ CH=CH₂+H₂ --CH₃---CH₂---CH₃ B CH₂=CH₂+H₂---CH₃—CH₃
D CH₂=CH₂+ Br₂ ----CH₂Br—CH₂Br E. HC=-CH + HBr ----HCBr =CH₂
22. Metanni karbitdan olish tenglamasi
_{A) C +2H2 → CH4 B) CO+ 3H2 → CH4 +H2O}
D) Al₄ C₃+ 12 H₂O → 4Al (OH)₃+3CH₄ E) CH₃ Coo Na + Na OH →CH₄+ Na₂CO₃
23 . Moddaning 16 g yonganda 44 g CO₂ va 36 g suv hosil bo’ldi. Moddaning molekulyar formulasi?
A) C₄H₈ B) CH₄ D) C₂H₂ E) CH₃
24. Etilen uglevodorodlar qanday burchak ostida birikkan . A) 180˚ B) 120 ˚ D) 110˚ E) 190˚
25 Alken va alkinuglevodorodlarning umumiy formulasi
A. CnH_2n, CnH₂n-₂ B. CnHn, CnH_2n-2 D CnH_2n+2 , CnH_2n E. CnH_2n , CnH_2n+2