ALCHENE - BAC

ALCHENE - BAC

10th Grade

10 Qs

quiz-placeholder

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ALCHENE - BAC

ALCHENE - BAC

Assessment

Quiz

Chemistry

10th Grade

Hard

Created by

Anca Timotin

Used 10+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alchenele au formula generala:

CnH2n-6

CnH4n

CnH2n

CnH2n+1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Este adevarata afirmatia:

etena este a doilea termen din seria omoloaga a olefinelor

propena este lichid (c.n.)

1-hexena este solubila in apa

alchenele au molecule nepolare

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Este falsa afirmatia:

1-butena si izobutena sunt izomeri de catena

1-butena si propena sunt omologi

1-pentena si 2-pentena sunt izomeri de catena

alchena cu 6 atomi in molecula nu prezinta izomeri

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Este corecta ecuatia chimica:

C2H4 + HCl = C2H4Cl2

C3H6 + Cl2 = C3H7Cl

nC2H4 = -(C2H4)n-

C3H6 + HOH = 1-propanol (produs majoritar)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nu se aplica regula lui Markovnikov pentru reactia:

1-butena + HOH

izobutena + HCl

propena + Br2

propena + HBr

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Este adevarata afirmatia:

etena si propena au %C diferit

alchenele contin grupare functionala omogena

n-alchenele contin doar 1 atom de carbon secundar

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pentru hidrogenarea catalitica a 2 moli de propena sunt necesari:

22,4 L de H2 (c.n.)

44,8 L de H2 (c.n.)

2g de H2

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