Energia keemilistes reaktsioonides

Energia keemilistes reaktsioonides

KG - University

52 Qs

quiz-placeholder

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Energia keemilistes reaktsioonides

Energia keemilistes reaktsioonides

Assessment

Quiz

Chemistry

KG - University

Practice Problem

Medium

Created by

Katrin Soika

Used 80+ times

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52 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Eksotermilises reaktsioonis energiat

eraldub
neeldub

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Sidemete tekkimisel energiat

eraldub
neeldub

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Sidemete katkemisel energiat

eraldub
neeldub

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kui protsessi hindamisel termoanduri näit muutub väiksemaks, siis

domineerib reaktsioonis endotermiline protsess

domineerib reaktsioonis eksotermiline protsess

ekso- ja endotermiline protsess on võrdväärsed

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Kui katseklaas läheb kuumaks, siis on protsessis

ülekaalus eksotermiline protsess
ülekaalus endotermiline protsess
ekso ja endotermilised protsessid on tasakaalus

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Eksotermilist reaktsiooni väljendatakse

∆H >0
∆H<0
∆H=0

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Endotermilist protsessi väljendatakse

∆H>0
∆H<0
∆H=0

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