Reactivity and Corrosion of Metals

• Chemistry
• Secondary Education
• Age 12,13

Reactivity and Corrosion of Metals

Topic 6. Metals 

05 February 2024

Our Learning Map

Our Learning Map

⍟ State the order of the reactivity series as potassium, sodium, calcium, magnesium, aluminium, carbon, zinc, iron, hydrogen, copper, silver and gold

Our Learning Map

⍟ State the order of the reactivity series as potassium, sodium, calcium, magnesium, aluminium, carbon, zinc, iron, hydrogen, copper, silver and gold

⍟ Describe the reactions, if any, of:

(a) potassium, sodium, and calcium, with cold water

(b) magnesium with steam

(c) magnesium, zinc, iron, copper, silver, and gold with dilute hydrochloric acid

Our Learning Map

⍟ State the order of the reactivity series as potassium, sodium, calcium, magnesium, aluminium, carbon, zinc, iron, hydrogen, copper, silver and gold

⍟ Describe the reactions, if any, of:

(a) potassium, sodium, and calcium, with cold water

(b) magnesium with steam

(c) magnesium, zinc, iron, copper, silver, and gold with dilute hydrochloric acid

⍟ Explain these reactions in terms of the position of the metals in the reactivity series

Reactivity of Metals

Topic 6. Metals 

05 February 2024

Let's test your memory!

How fast are you?

How fast are you?

Please stop calling me a careless zebra. Instead, try learning how copper saves gold.

Reactivity of Metals

Topic 6. Metals  

05 February 2024

Are you a wordsmith?

Define these words:

• reactivity
• reactivity series (of metals)

Reviewing the Periodic Table

Reviewing the Periodic Table

Reviewing the Periodic Table

Chemical equations for the reaction between an alkali metal (lithium) and water

Let's try more!

The reaction between the metals below and water:

1. Sodium
2. Potassium
3. Magnesium
4. Aluminium
5. Zinc
6. Iron
7. Copper
8. Silver
9. Gold

What kind of reaction was shown between lithium and water?

Why is it risky to throw away lithium-ion batteries improperly?

https://greencitizen.com/blog/lithium-ion-battery-recycling/

Reactivity of Metals

Topic 6. Metals  

05 February 2024

Reactions of some alkali metals with water and air (oxygen)

increasing reactivity going down

00:53

Describe how fast the reaction between magnesium and water is.

Reactions of some alkaline earth metals with water (cold and steam)

increasing reactivity going down

Reactions of some transition elements with water (cold and steam)

No trend.

Reactions of metals with dilute acids (hydrochloric and sulfuric)

Why does aluminium react less strongly than would be expected?

Why does aluminium react less strongly than would be expected?

Reactivity of Metals

Topic 6. Metals  

05 February 2024

Connecting your experiment with this:

Let's do a recap!

Corrosion of Metals

Topic 6. Metals  

05 February 2024