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Alkani

Authored by Jasminka Ostrički

Chemistry

2nd Grade

Used 2+ times

Alkani
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32 questions

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1.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

(a)   su spojevi ugljika i vodika.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ugljikovi atomi mogu se međusobno povezivati _______________ kovalentnom vezom.

jednostrukom

dvostrukom

trostrukom

svi odgovori su točni

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Zasićeni ugljikovodici su:

alkeni

alkani

alkini

cikloalkeni

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Navedeni model molekule ugljikovodika predstavlja:

kalotni model

štapićasti model

model kuglica i štapića

klinasti model

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

U modelima molekula atome ugljika uvijek prikazujemo bijelom bojom.

TOČNO

NETOČNO

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Gorenje zasićenih ugljikovodika uz dovoljan pristup kisika iz zraka je __________ proces pa se alkani upotrebljavaju kao izvor energije.

EGZOTERMAN

ENDOTERMAN

7.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

(a)   je zagrijavanje tvari na visokoj temperaturi bez prisutnosti kisika, pri čemu se alkani razlažu na elementarne tvari.

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