Alcani, Alchene, Alchine

Alcani, Alchene, Alchine

10th Grade

10 Qs

quiz-placeholder

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Alcani, Alchene, Alchine

Alcani, Alchene, Alchine

Assessment

Quiz

Chemistry

10th Grade

Hard

Created by

Gina Taragan

Used 30+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Este formula unei alchene?

C2H2

C3H8

C5H10

C5H12

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Este corecta afirmatia?

alcanii sunt solubili in apa

butena are punctul de fierbere mai mare decat butanul

1 -butina este izomera de catena cu 2-butina

alchenele au geometrie trigonala

3.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

Nu sunt corecte afirmatiile:

prin ardere alcanii formeaza CO si H2

alchenele dau reactii de aditie cu brom

prin polimerizarea clorurii de vinil obtinem fibra melana

etena se poate obtine din carbid

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Este corecta reactia:

CH4 + O2 \rightarrow CO2 + 2H2

CH2=CH2 + HCl \rightarrow CH3- CH2-Cl

CH \equiv CH + HCN \rightarrow CH2=CN + H2

CH4 + HCl \rightarrow CH3-Cl + 1/2 H2

5.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

Alcanii sunt hidrocarburi ...........cu formula generala .......

6.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

Sunt corecte afirmatiile?

metanul are miros neplacut

alchenele nu au miros si culoare

acetilena este foarte solubila in acetona

alcanii ramificati au pf mai mari decat cei liniari

7.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

Sunt corecte afirmatiile?

unghiul dintre legaturi in alcani este de 109028i

geometria alchinelor este tetraedrica

lungimea legaturii C=C este de 1,54 A

lungimea legaturii C-H in alchine este de 1,06 A

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