9-sinf testi III- iv chorak Kimyo 1-v benzolni formulasini ko’rsating


– sinflar uchun 3- chorak 1-variant



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9-sinf kimyo testlar

9 – sinflar uchun 3- chorak 1-variant

1) Alyuminiy davriy sistemada nechanchi o’rinda joylashgan

a) 27 b) 13 s) 14         d) 15

2) Alyuminiy necha valentli

a) 2 b) 3 s) 4                                 d) 5

3) Kamqonlik kasalligi qaysi modda yetishmasligi natijasida kelib chiqadi

a) Al b) Fe s) Ni    d) Cl

4) Temirning yer qobig’idagi massa ulushi necha % keladi

a) 4% b) 4.2% s) 5%      d) 6%

5) Zang ya’ni Karroziyaning formulasi

a) Fe(OH)2 b) Fe(OH)3  s) Fe3 O4      d) FeO

6) Temir muskul to’qimasida necha % uchraydi

a) 0,1% b) 0,018% s) 0,02%                         d) 0,03%

7) Tarkibida 2,14% dan ko’p uglerod vat emir tutgan moddani toping

a) po’lat b) cho’yan                       s) zang                           d) qotishma

8) 0,5 mol Fe3O4   necha gr keladi

a) 222gr b) 232 gr s) 216 gr                         d) 200 gr

9) Organik kimyoni  fan sifatida kiritgan olim kim

a) Lamonosov b) Mendeleyev s) Berselyus                    d) Butlerov

10) Organic kimyoda uglerod necha valentli

a)2                                b) 3                                 s) 4                                 d) 5

11) Organik brikmalar tuzilish nazariyasini kim yaratgan

a) Berselyus b) Butlerov s) Vyoller                       d) Seenyunov

12) Tuyingan uglevodorodning gibritlanishi qanday

a) SP 3 b) SP 2 s) SP          d) 4

13) Alkanlarning ikkinchi nomi

a) parafitlar b) atsetatlar s) tuyinmagan                 d) uglevodorodlar

14) Tuyingan uglevodorodlarning umumiy formulasi qanday

a) CnH2n b) CnH2n +2 s) Cn H2nn -2                  d) Cn H2n +3

15) Agregan holati bo’yicha propan qanday holatda

a) gaz b) qattiq s) suyuq                           d) muz

16) Tetrad shakl qaysi uglevorodga mansub

a) Alkanlarga b) Alkenl;arga s) sikloparafinlarga         d) Atsetatlarga

17) Tabiiy gazning 90 -98% ni qaysi gaz hosil qiladi

a) CH4 b) C2H6           s) C3 H8                     d) C4H10

18) Siklopentan berilgan qatorni toping

a) b)                                      s)                                     d)

19) Buni nomlang  CH3-CH4- CH2-CH3

a) n- metan                   b) n- propan             s) n- etan          d) n- butan

20) Diyen uglevodorodlarning umumiy formulasini toping

a) CnH2n b) CnH2n-2 s) CnH2n                         d) Cn H2n +2

21) Aromatik uglevodorodlarni kim fanga kiritgan

a) 1860 Berselyus b) 1840 Lomonosov s) 1865 A Kekul              d) 1869 Mendeleyev

22) Femol berilgan qatorni toping

a) a)C2H6 b) C6H5-OH s) CH3-CH3                                 d) C2H6

23) Spirtlarning umumiy formulasini toping\

a) C2H5-OH b) CnH2n +1 OH s) CH3-OH                       d) C2H6-OH

24) Ko’o atomli spirt berilgan qatorni toping

a) metil spirt b) etil spirt       s) glitserin                         d) fenol

25)  Algeriglarning umumiy funksional guruhi qaysi

a) –OH b) –COH s) –COOH                         d) –SOH

 


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