Iv. Aromatik uglevodorodlar bobi. (Arenlar). Arenlarning gomologlariga oid

2. Aminlarning izomeriyasiga oid.

1. Tarkibi C₄H₁₁N bo’lgan aminning nechta izomeri bor? A) 4 B) 5 C) 6 D)7 E)8

2. C₃H₉N tarkibli birikmaning nechta izomeri mavjud? A) 4 B) 6 C) 3 D) 5 E) 7

3. C₇N₉N tarkibli aromatik aminning nechta izomeri bor? A) 5 B) 3 C) 6 D) 2 E) 4

4. C₄H₁₁N tarkibli nechta birlamchi amin mavjud? A) 4 B) 2 C) 5 D) 3 E) 1

5. Aminofenolning qancha izomeri mavjud? A) 1 B) 2 C) 3 D) 4 E) 5

6. Nisbiy molekulyar massasi 73 ga teng bo’lgan nechta uchlamchi amin mavjud?

A) 1 B) 3 C) 2 D) 5 E) 4

7. Tarkibi 61,02% uglerod, 15,25% vodorod va 23,73% azotdan iborat amino birikmaning nechta izomeri bor? A) 4 B) 5 C) 3 D) 7 E) 6

8. Aminlarning nechta izomeri mavjud? A) 1 B) 2 C) 3 D) 4

9. 3-aminopentanning nechta izomeri mavjud? A) 5 B) 6 C) 7 D) 8

10. C₆H₁₅N ning nechta izomeri mavjud? A) 17 B) 18 C) 15 D) 16