5. Tarkibida selluloza bo’lgan moddalarni ko’rsating



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5. Tarkibida selluloza bo’lgan moddalarni ko’rsating.

A) paxta tolasi, yog’och, o’simlik poyasi B) olma mevasi, shakarqamish, qand lavlagi

C) uzum, lavlagi, o’rik D) sut, qatiq, pishloq

1.Molekulasida azot atomi bor bo’lgan organik moddalar qanday moddalr deyiladi?

A) oksobirikmalar B) nitrobirikmalar C) uglevod D) fenol

2. CH3-CH(CH3)-CH(C2H5)-CH(NO2)-CH3 Ushbu moddani nomlang.

A) 3-etil 4-metil 2-nitropentan B) 3-metil 4-etil 1-nitropentan

C) 3-metil 4-etil 2-nitropentan D) 3-etil 4-metil 1-nitropentan

3. Metilaminning formulasini ko’rsating.

A) CH3-CH2-NH2 B) CH3-CH2-CH2-NH2 C) CH3-NH2 D) CH3-NO2

4. Reaksiyani davom ettiring. CH4 + HNO3 =

A) C2H5-NH2 + H2O B) C2H5-NO2 + H2 C) CH3-NO2 + H2O D) CH3-NH2 + H2O

5. 45 g etilamin olish uchun qancha hajmdagi (n.sh) vodorod gazi kerak bo’ladi?

A) 22,4 l B) 11,2 l C) 67,2 l D) 33,6 l

1.Ikkilamchi aminni ko’rsating.

A) CH3-NH2 B) CH3-NH-C2H5 C) CH3-N(CH3)-C2H5

2. Quyidagi moddani nomlang. CH3-CH(NH2)-CH(CH3)-CH3

A) 1-amino 4-metilpropan B) 1-amino 4-metilpentan C) 2-amino 3-dietilbutan

D) 2-amino 3-etilbutan

3. Reaksiyani davom ettiring. C2H5NO2 + 3H2 =

A) C2H5-NH2 +2 H2O B) CH3-NH2 + 2H2O C) C2H5-OH + H2O D) C2H5-C(O)-H + H2O

4. Anilinning formulasini ko’rsating.

A) C6H5NO2 B) C6H5OH C) C6H5NH2 D) C6H5COOH

5. Trifenilaminning molyar massasini toping.

A) 240 g B) 2000 g C) 145 g D) 245 g

1.Aminokislotalarda qanday funksional guruh bor?

A) –NO2, -COOH B) –NH2, -COOH C) –OH, NH2 D) –COH, -NO2

2. Quyidagi formulani nomlang. CH3-CH(NH2)-C(O)-OH

A) fenilalanin B) anilin C) alanin D) lizin

3. Glutamin kislotasining formulasini ko’rsating.

A) HO-C(O)-CH2-CH2-CH(NH2)-C(O)-OH B) HO-CH2-CH(NH2)-C(O)-OH

C) HS-CH2-CH(NH2)-C(O)-OH D) CH3-CH(NH2)-C(O)-OH

4. Aminokislotalar asosan qanday olinadi?

A) aminlarga karbon kislotalar ta’sir etib B) oqsillarni gidrolizlab C) kraxmalni gidrolizlab

D) nitrobirikmalarga ishqor ta’sir ettirib

5. Gistionin qanday kasallikni davolashda ishlatiladi?

A) asab kasalliklarini davolashda B) yurak kasalliklarida C) shamollashda

1.YMB kelib chiqishi bo’yicha nechaga bo’linadi?

A) 2 B) 3 C) 4 D) 5

2. YMB qanday bog’lar orqali bog’langan?

A) kovalent B) ion C) donor-akseptor

3. Qaysi yuqori molekular birikma polikondensatsiya reaksiya natijasida olinishini toping.



A) butadiyen kauchuk B) fenolformaldegidsmola C) polipropilen D) polivinilxlorid

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