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Chimie organica

1. Cati atomi de carbon are metanul?

2

1

4

3

5

2. Cati atomi de carbon are benzenul?

1

6

4

3

2

3. Cati atomi de hidrogen are metanul?

1

5

2

3

4

4. Cati atomi de hidrogen are benzenul?

6

4

5

2

9

5. Cati atomi de carbon are etenul?

3

2

6

4

1

6. Cati atomi de carbon are alcoolul etilic?

3

4

5

2

6

7. Cate forme mezomere are benzenul?

1

2

3

4

5

8. Cati atomi de hidrogen are toluenul?

10

6

2

9

4

9. Cati atomi de carbon are toluenul?

7

6

5

8

4

10. Cati atomi de hidrogen are glucoza?

12

13

11

7

3