Elektrochemiese reaksies Flashcards

1
Q

Galvaniese sel

A

‘n Sel waarin chemiese energie omgeskakel word na elektriese energie.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Elektrolitiese sel

A

‘n Sel waarin elektriese energie omgeskakel word na chemiese energie.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Oksidasie

A

Verlies aan elektrone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Reduksie

A

Wins van elektrone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Oksideermiddel

A

‘n Stof wat gereduseer word

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Reduseermiddel

A

‘n Stof wat geoksideer word

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Anode

A

Die elektrode waar oksidasie plaasvind

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Katode

A

Die elektrode waar reduksie plaasvind

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Elektrolise

A

Die chemiese proses waarin eletriese energie omgeskakel word na chemiese energie of die gebruik van elektriese energie om ‘n chemiese verandering teweeg te bring

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Elektroliet

A

‘n Oplossing/vloeistof/opgeloste stof wat elektrisiteit gelei deur die beweging van ione.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Funksie van die soutbrug

A

Voltooi die stroombaan
Skei die twee elektroliete sodat hulle nie meng nie
Verskaf ‘n pad waardeur die ione kan beweeg om elektriese neutraliteit van die oplossings te verseker

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Faktore wat selpotensiaal beinvloed

A

Reaksies wat by anode en katode plaasvind
Konsentrasies van reaktante en produkte
Temperatuur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Omgewingsrisiko’s met die ekstraksie van aluminium

A

Dra by tot die kweekhuiseffek(verbranding van CO2)
Fluoor is ‘n skadelike neweproduk wat vorm
Klankbesoedeling
Koolstofmonoksied is giftig

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Omgewingsrisiko’s geassosieer met die chlooralki-industrie

A

Chloorgas is baie giftig
Waterstofgas is vlambaar en kan plofbaar reageer
Natriumhidroksied is vlambaar en toksies

How well did you know this?
1
Not at all
2
3
4
5
Perfectly