
Chimie - Izomeri și Reacții
Authored by mirela gidea
Chemistry
11th - 12th Grade

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Denumirea corecta a substantei cu formula structurala: C( CH3)4 este:
etan
2-metil propan
2,3- dimetil propan
2,2-dimetil propan
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Numarul de izomeri ai substantei cu formula moleculara C7H16 este:
5
7
9
8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La descompunerea termica a butanului, se obtin un numar de alchene , exclusiv stereoizomeri, egal cu:
5
4
6
2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La arderea incompleta a metanului se obtine:
CO2 si H2O
CH2O si H2O
CH3OH
CO si H2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La incalzirea izopentanului cu Cr2O3 se obtine:
2-metil-1-butena
3-metil-1-butena
izopren
1,3-butadiena
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Numarul de compusi obtinuti la izomerizarea pentanului este:
2
3
4
1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Afirmatia adevarata referitoare la substanta cu formula moleculara C4H10 este:
prezinta 3 izomeri
prezinta un numar de 4 radicali monovalenti
la descompunere termica poate forma un numar de 4 compusi organici
prin izomerizarea substantei se obtin 3 compusi
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