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C10 Metals

Where are the metals and non-metals?

C9.2 Describe the change from metallic to nonmetallic character across a period

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Brittle

Poor conductor

Lustrous

Malleable

Shiny

Good conductor

Ductile

Sonorous

Dull

C10 Metals

Complete the card sort

C10.1 Describe the general physical properties of metals as solids with high melting and boiling points, malleable and good conductors of heat and electricity

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C10 Metals

C10.1.1 Describe the general physical properties of metals as solids with high melting and boiling points, malleable and good conductors of heat and electricity

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Substance

Observations

Metal or Non-metal

1.

2.

3.

4.

5.

C10 Metals

C10.1.1 Describe the general physical properties of metals as solids with high melting and boiling points, malleable and good conductors of heat and electricity

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C10 Metals

A lattice is a regular repeated three-dimensional arrangement of atoms

C10.1.1 Describe the general physical properties of metals as solids with high melting and boiling points, malleable and good conductors of heat and electricity

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Metals

Non-metals

C10 Metals

C10.1.1 Describe the general physical properties of metals as solids with high melting and boiling points, malleable and good conductors of heat and electricity

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C10 Metals

C10.1.1 Describe the general physical properties of metals as solids with high melting and boiling points, malleable and good conductors of heat and electricity

Metal Atom

Free electron

A sea of free electron

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a metal made by combining two or more metallic elements, especially to give greater strength or resistance to corrosion.

C10 Metals

An alloy is

C10.1. Describe alloys, such as brass, as mixtures of a metal with other elements

C10.1.4 Identify representations of alloys from diagrams of structure

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C10 Metals

An alloy is

C10.1. Describe alloys, such as brass, as mixtures of a metal with other elements

C10.1.4 Identify representations of alloys from diagrams of structure

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C10 Metals

Common types of Alloys

C10.1. Describe alloys, such as brass, as mixtures of a metal with other elements

C10.1.3 Explain in terms of their properties why alloys are used instead of pure metals

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  1. What is brass, copper and bronze?
  2. What are they composed of?
  3. What are their properties?
  4. Compare them and suggest what they could be used for
  5. Challenge: State uses for each one

C10 Metals

Use this website to complete the following:

C10.1. Describe alloys, such as brass, as mixtures of a metal with other elements

C10.1.3 Explain in terms of their properties why alloys are used instead of pure metals

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9.3.1 Describe lithium, sodium and potassium in Group I as a collection of relatively soft metals showing a trend in melting point, density and reaction with water

9.3.2 Predict the properties of other elements in Group I, given data, where appropriate

9.3.3 Describe the halogens, chlorine, bromine and iodine in Group VII, as a collection of diatomic non-metals showing a trend in colour and physical state

9.3.4 State the reaction of chlorine, bromine and iodine with other halide ions

9.3.5 Predict the properties of other elements in Group VII, given data where appropriate

9.3.6 Identify trends in other groups, given data about the elements concerned

C9 Periodic Table

Marketplace Activity

Learning Objectives

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  • What is a group? 
  • How many groups are there? 
  • Why are they named groups 1-8? 
  • What are the names of the metals in the middle? 

C10 Metals

Guiding Questions

Challenge: What group does Hydrogen belong to?

What is the lanthanide group?

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Marketplace Activity

C10 Metals

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Market place

Stage 1 – Preparation. Each group researches their topic and converts it into a poster. You can only use a maximum of 10 words.

Stage 2 – Market. Stall holder stays with poster, to explain poster to visiting researchers. Researchers go to find other information and make notes.

Stage 3 – Teaching. The researchers teach the stallholder and the others what they have found out

Stage 4 – Quiz. By now you all know everything and are ready for the quiz.

20 min

15 min

10 min

10 min

C10 Metals

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20 min

C10 Metals

Stage 1 – Preparation. Each group researches for information and converts it into a poster

Rules for the poster: No more than ten words. Unlimited numbers, initial letters, symbols, diagrams, cartoons, etc.

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  1. What is the name of your group?
  2. What is the number of your group?
  3. What are the properties of your group?
  4. What happens to the properties as you go down the group?
  5. What are the uses of elements in your group?
  6. Draw the first 3 elements in your group and their electron configuration
  7. How many electrons are on the outer shell?

C10 Metals

Marketplace Activity

Properties = colour, state of matter, density, melting and boiling point, atomic size and reactivity

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Stage 2 – Market. Stall holder stays with poster, to explain poster to visitors. Researchers go to find other information and make notes.

15 min

C10 Metals

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Stage 3 – Teaching. The researchers teach the stallholder and others what they have found out

10 min

C10 Metals

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Stage 4 – By now you know everything and are ready for the test

Done under test conditions. No notes or posters allowed

10 min

C10 Metals

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  1. Lithium and sodium are in group 1. Find another element in group 1.
  2. Sodium and magnesium are in period 3. Find another element in period 3.
  3. What do you think a group is?
  4. What do you think a period is?

Elements in the same groups or periods have similar properties.

C10 Metals

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  1. Sodium is in the same group as Lithium.
  2. Potassium is in the same period as Oxygen.
  3. Carbon is in the same group as Nitrogen.
  4. Boron is in the same period as Oxygen.
  5. Magnesium is in the same group as Calcium.
  6. Sodium is in the same period as Aluminium.
  7. Sulphur is in the same period as Potassium.

T

F

F

T

T

T

F

C10 Metals

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Observation

Explanation

Stored in oil

To prevent reaction with O₂. They are VERY reactive.

Easily cut

Soft. Weak metallic bond.

Shiny 🡪 dull

Oxidises quickly when exposed to air e.g. lithium oxide

Float on water

Lower density than H₂O.

Reactive

1 eˉ in outer shell which is easily lost.

Effervescence (fizzing)

H₂ gas is produced.

Indicator turns purple

Metal hydroxide is produced (alkali) e.g. lithium hydroxide.

C10 Metals

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Group 1

  • Called The ________ Metals
  • All have ______ electron in their outer shell.
  • Melting point and boiling point _______ as you go down the group.
  • Reactivity ________ as you go down the group until_____________________.

Group 1

What are the Group 1 Properties and why?

Starter

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  • Called The ________ Metals
  • All have ______ electron in their outer shell.
  • Melting point and boiling point _________ as you go down the group.
  • Reactivity ________ as you go down the group.
  • _____________is the not the most reactive as the electrons are too far from the nucleus.

Alkali

1

decreases

increases

Alkali

1

decreases

increases

Acidic

6

C10 Metals

Rubidium

Rubidium

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  • Watch the clip
  • Write down a description of the first four Halogens e.g. fluorine is a pale green gas
  • Fluorine
  • Chlorine
  • Bromine
  • Iodine

https://www.youtube.com/watch?v=u2ogMUDBaf4

C10 Metals

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  • Called The ________
  • All have ______ electrons in their outer shell.
  • Reactivity ________ as you go down the group.
  • Melting point and boiling point _______ as you go down the group.

Halogens

7

decreases

increases

C10 Metals

What is group 7?

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  • Called The ________
  • All have a _______ outer shell.
  • They are _________.
  • They do not have any ________.
  • Melting point and boiling point _______ as you go down the group.

Group 0

Noble gases

full

unreactive

colour

increases

Group 0

Copy and complete

Task 1

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Do now...

Challenge: Write your own to share with the class.

  1. Group 1 are non metals
  2. Group 6 are called Nobel Gases
  3. Group 7 are called the Halogets
  4. Group 1 decrease in reactivity as you go down the group
  5. Group 7 increase in reactivity as you go down the group

Group 0

Rewrite the sentence correcting the mistake.

Do Now

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1a) Name 3 elements in group 0?

1b) How many electrons do they have in their outer shell?

1c) Draw the atom of a) helium b) neon

  • Elements in group 0 have a full outer shell.
  • As you go down the group the atom gets bigger.

Group 0

Group 0

Complete the following

Starter

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Reactivity…

“A measure of how readily and violently a substance will react with another substance’’

Check underneath you chair for your element

C10 Metals

C10.2.1 Place in order of reactivity

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Copper Sulphate

Magnesium

Magnesium Sulphate

Copper

C10 Metals

C10.2

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Magnesium Sulphate

Calcium

Calcium Sulphate

Magnesium

C10 Metals

C10.2

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Zinc Sulphate

Lead

Lead

Zinc Sulphate

C10 Metals

C10.2

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The Reactivity Series

What happens if a compound reacts with a new element?

Task

Aluminium Sulphate

Potassium

Potassium Sulphate

Aluminium

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C10 Metals

C10.2.2 Describe the reactivity series in terms of the tendency of a metal to form its positive ion, illustrated by its reaction, if any, with the aqueous ions of other listed metals

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  • Combustion is another name for burning.
  • It is an example of an exothermic reaction, a reaction that releases energy to the surroundings.
  • This is mostly thermal energy, but light energy and sound energy are also released.
  • The fire triangle shows the three things needed for a fire to start and keep going.

Chemical Reactions

Combustion

Task 1:

1.

2.

3.

4.

5.

6.

6.

6.

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How you would stop combustion in each scenario?

Chemical Reactions

Discuss the following scenarios with the person next to you.

Task 1:

1.

Challenge: What part of the ‘combustion triangle’ needs to be removed for each scenario?

2.

3.

4.

5.

6.

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  • methane + oxygen → water + carbon dioxide
  • CH4 + 2O2 → 2H2O + CO2

  • the hydrogen atoms are rearranged to combine with oxygen to make water vapour, H2O
  • the carbon atoms are rearranged to combine with oxygen to make carbon dioxide, CO2

Chemical Reactions

Draw the reactants and products of combustion

Task 1:

Challenge: Annotate the products