Redox Reactions Flashcards Preview

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Flashcards in Redox Reactions Deck (13)
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1
Q

What is a thermite mixture

A

Aluminium and iron(III) Oxide

2
Q

Aluminium + iron(III) Oxide =

A

Aluminium Oxide + Iron

3
Q

Define a redox reaction

A

Where reduction and Oxidation happen at the same time

4
Q

What happens to Iron(III) Oxide

A

It loses oxygen and is reduced to iron

5
Q

What happens to aluminium

A

Aluminium gains oxygen and is oxidised to aluminium oxide

6
Q

What is an oxidising agent

A

An substance that can remove electrons from other substances- oxidising them

7
Q

What is a reducing agent

A

A substance that can give electrons to other substances- Reducing them

8
Q

Reactivity series of metals

A

1) Magnesium
2) Zinc
3) Iron
4) Tin
5) Copper

9
Q

Zinc + copper Sulfate =

A

Zinc Sulfate + copper

10
Q

What happens when a strip of zinc dipped into

A

Copper (II) Sulfate solution

11
Q

What happens when a strip of zinc foil is dipped into copper (II) solution

A

It becomes coated I copper and the blue solution gradually fades

12
Q

What happens to the temperature in an exothermic reaction

A

It rises

13
Q

What can a more reactive metal do

A

Displace a less reactive metal