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Introducere in chimia organica

Authored by emilia bujor

Chemistry

7th Grade

Used 156+ times

Introducere in chimia organica
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Carbonul nular este carbonul care formeaza cu alti atomi de carbon:

O legatura

Nicio legatura

Doua legaturi

Trei legaturi

Patru legaturi

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hidrocarburile sunt substante organice formate numai din:

Carbon si hidrogen

Carbon si oxigen

Hidrogen si oxigen

Hidrogen si azot

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Care din urmatoarele substante organice sunt hidrocarburi nesaturate:

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4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Care din urmatoarele catene sunt ciclice:

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5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Care din urmatoarele substante organice contine doar carbon secundar:

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6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Prima substanta organica obtinuta prin sinteza dintr-o substanta anorganica a fost:

Ureea

Metanul

O hidrocarbura

Alcoolul etilic

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Legaturile triple din compusii organici sunt formate din:

O legatura sigma σ si doua legaturi π

O legatura π si doua legaturi σ

Trei legaturi σ

Trei legaturi π

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