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Year 8 Chemistry.    (Updated 16th May 2010)

 

 

 

Module 1. States of Matter: Not assessed in School Tests.

 

Self-study using an iQuiz at www.chemy.biz. Current iQuiz Score: _____________

 

 

 

Learning requirements

1

Can draw a diagram showing the packing of the particles in each state

2

Can account for shape (fixed or not) and volume (fixed or not)

3

Can account for why liquids can pour and gases can be compressed

4

Able to describe what is meant by diffusion and give examples.

5

Explain evidence for particles: Smoke cell, Dancing Dust and Brownian Motion.

6

Know what is meant by dissolving and dilution

7

Know how heat influences the movement of particles in the 3 states

8

Know changes of state: Melt vs freeze (solidify); Evaporate vs condense. Sublime

9

Use above to be able to explain the “Water Cycle” and why the oceans are salty

10

Recall the names: Democritus  (300BC) and Dalton (1900)

11

 Recall Democritus was first to consider the existence of atoms - naming them

12

Recall that Dalton convinced others of the existence of atoms.

 

 

Module 2. Elements, Compounds and Mixtures.

 

Note that a supporting iQuiz is available at www.chemy.biz

 


1

Be able to define what an element is.

2

Recall there are 92 natural elements +  more than 20 others made artificially

3

Recall the  4 elements making up most of the human body: O, C, H and N

4

Recall elements found in organised manner “The Periodic Table of Elements”.

5

Able to define a "Group" and "Period"

6

Able to define what is meant by the “symbol” of an element.

7

Know symbols H, Cu, P, Ag, Hg, Na, N, Si, Cl and Pb.

8

Be able to define what is meant by “compound” and “formula”.

9

Recall the formulae: H2O, CO2, CuO, NaCl and CaCO3 and elements they contain

10

Recall the simple word equation: Magnesium + Oxygen = Magnesium Oxide

11

Recall what happens when copper metal is heated in a Bunsen flame.

12

Explain the observations and write equation: Copper + Oxygen = Copper Oxide

13

Able to define what is meant by a “mixture”. Vinegar.

14

Recall examples of mixtures: Seawater, ink and salad dressing

15

Able to define the terms “solvent”, “solute” and “solution”.

16

Able to describe how salt is obtained from seawater by evaporation.

17

Able to describe how oil can be separated from water using a separating funnel.

18

Describe separating dyes in ink by chromatography & interpret a chromatogram.

19

Able to describe how to get salt from rock salt by evaporation.

20

Able to apply the above learning in new situations

  

 

Module 3. Acids, bases and salts.

 

Note that a supporting iQuiz is available at www.chemy.biz

 


1

Recall that all liquids and solutions are classified as acids, alkalis or neutral.

2

Recall that a pH scale (from 1-14) is used to indicate the strengths of acids and alkalis.

3

Recall that indicators are plant pigments used to show up acids and alkalis.

4

Recall the colour of Litmus in acidic, alkaline and neutral solutions.

5

Recall that UI is a mixture of indicators and able to use its colour-pH chart

6

Able to describe how to produce a pH-colour chart for beetroot or red cabbage extract

7

Recall vinegar and battery acid as examples of acids around the home

8

Recall that vinegar is dilute ethanoic acid & battery acid is concentrated sulphuric acid.

9

Recall the laboratory acids: Hydrochloric (HCl); Sulphuric (H2SO4); Nitric (HNO3)

10

Recall that orange and lemon juices have citric acid and tea has tannic acid

11

Recall baking soda (pH 9) & washing soda (ph 11) as examples of alkalis around the home

12

Recall that caustic soda (for unblocking drains) is calcium hydroxide. Caustic = to burn.

13

Recall lab alkalis: Hydroxides of Sodium, Potassium and Calcium  - NaOH, KOH, Ca(OH)2

14

Recall that ammonia solution is a weak alkali (pH 10). Also called ammonium hydroxide.

15

Recall that acids and alkalis are corrosive.

16

Recall that acids have a sour taste. Strong acids have a pH 1-3  & weak acids pH 4-6

17

Recall that alkalis have a greasy feel. Weak alkalis have pH 8-11; strong have a pH 12-14.

18

Know  the salts formed by each of the strong acids (Chlorides, Sulphates and  Nitrates).

19

Recall the word equation for neutralisation.

20

Able to describe a simple experiment to prove that neutralisation does form a salt.

21

Able to write word equations for a number of  neutralisation reactions.

22

Able to write balanced symbol equations for a number of  neutralisation reactions.

23

Understand applications of neutralisation: Treating acidic soil/ indigestion/insect stings

24

Can interpret data from tables to judge the best pH soil conditions for named plants.

 


 

 

Year 9 Chemistry    (Updated 16th May 2010)

 

 

 

Module 1. Gases: Preparation, properties and uses.

 

My % score in this end-of-module test was


1

Know which gases in the air are elements and which are compounds.

2

Know which gas makes up most of the air.

3

Know the percentage of air is that is oxygen.

4

Know how to prepare oxygen in the laboratory. Draw and label a suitable diagram.

5

Know the word equation for the preparation of oxygen.

6

Able to label a diagram for the large-scale preparation of oxygen.

7

Able to describe the role of a catalyst.

8

Able to name the catalyst used in preparing oxygen from hydrogen peroxide.

9

Know the physical and chemical properties of oxygen gas.

10

Able to describe the test for oxygen gas.

11

Know the test for water (using white anhydrous copper sulphate).

12

Know the uses of oxygen gas.

13

Know how to prepare hydrogen in the laboratory.

14

Know the word equation for the preparation of hydrogen.

15

Know the catalyst used when preparing hydrogen from Zinc and Sulphuric Acid.

16

Recall the physical and chemical properties of hydrogen gas.

17

Able to describe the test for hydrogen gas.

18

Able to label a diagram for the large-scale preparation of hydrogen.

19

Recall the uses of hydrogen gas.

20

Able to define the word compound.

21

Know how to prepare carbon dioxide in the laboratory.

22

Recall the word equation for the preparation of carbon dioxide.

23

Able to label a diagram for the large-scale preparation of carbon dioxide.

24

Recall the physical and chemical properties of carbon dioxide gas

25

Know the test for carbon dioxide gas

26

Know the properties and related uses of carbon dioxide gas

27

Know that carbon dioxide gas sublimes and understand this term.

 


 

 

Module 2. Inorganic Chemistry: metals, non-metals and compds.

 

My % score in this end-of-module test was


1

I can explain the benefits of classification - e.g. metals and non-metals

2

I know the exact meanings of the words "compare" and "contrast".

3

Recall that Mendeleev did most to develop "The Periodic Table of Elements"

4

Recall that in Mendeleev's time (19th Century) just over half of the elements were known

5

Recall that he arranged elements according to their atomic mass - in rows and columns

6

Recall that he was aware of undiscovered elements and that he left spaces for them.

7

Recall the names given to Groups 1,2, 7 and 8.

8

Recall that Groups 1 and 2 have only metals & that reactivity increases as you descend

9

Recall that Groups 7 has only non-metals & that reactivity decreases as you descend

10

Recall that Group 8 elements are all unreactive gases.

11

I can give two or more uses of named Noble Gases

12

I can explain the occurrence  of chlorine  in bleaches & fluoride compounds in toothpaste

13

I can describe the properties common to most metals: malleable, ductile, sonorous,etc

14

I can describe the properties common to most non-metals: low m.p and b.p. etc.

15

I can define the term "alloys", name at least three  and explain some of their uses.

16

I am aware of "The Reactivity Series" & I could place these in order: Ca, Cu, Zn, Fe, Mg, Na

17

I understand what is meant by a "chemical formula" and I know at least 10.

18

I have a general understanding of how chemical equations are balanced on both sides.

19

I can write both a word & symbol equation for the reaction between a metal and oxygen

20

I know  the salts formed by each of the strong acids (Chlorides, Sulphates and  Nitrates).

21

I know there are several kinds of base: metal oxide; metal hydroxide; metal carbonate

22

I know that soluble bases are called alkalis - forming alkaline solutions (pH 8-14)

23

I know that ammonia is an alkaline gas - dissolving in water to make ammonia solution.

24

I can write a word equation for the reaction between a named metal and named acid.

25

I can write a general equation for the reaction between a metal carbonate and acid.

26

I can explain the term "carbon footprint" and say how it can be increased and decreased

 

 

Module 3. Spaceship Earth. Use and misuse of our Planet. Not assessed in School Tests!

 

 

Self-study using an iQuiz at www.chemy.biz. Current iQuiz Score: _____________

 

1

I can label a cross section diagram of the Earth.

 

2

I can name the three most common metals in the Earth's crust - present in compds/ores

 

3

I can name the two most common non-metals in Earth's crust - present in compds/ores

 

4

I can name and give the percentage of the 3 gases making up most of dry air.

 

5

I can provide a simple outline of the method used to separate the gases in air.

 

6

I can name 3 of the metals found native (uncombined) in the Earth's crust.

 

7

I know that chemical and/or physical processes can be used to extract metals from ores

 

8

I can name at least 3 useful chemicals produced from seawater.

 

9

I can describe 4 stages in water purification: grid; sedimentation; filtration; chlorination

 

10

I can name at least 3 water borne diseases.

 

11

I summarise & debate one incident of industrial negligence that endangered the public

 

12

I can describe several ways of recycling materials and explain why they are important.

 

13

I have considered ways in which I personally waste resources and/or energy.

 

14

I can interpret data  supplying information about man's influence on the Earth.

 

15

I can debate the pros and cons (for  locals) arising from a proposed quarry nearby.

 

16

I can debate the pros and cons (for  locals) arising from a proposed landfill site nearby.

 

17

I can add to both sides of the debate on renewable verses non-renewable energy.

 

18

I can name three  "greenhouse gases" and outline why they cause Global Warming.

 

19

I can name two CFCs and outline how they have increased our risk of getting skin cancer.

 

 

 

 

(Updated 16th May 2010)

 

Year 10 Chemistry Module 1. Atomic Structure.

 

My % score in this end-of-module test was

 

Supporting iQuiz (125 things you should know) at www.chemy.biz. Current iQuiz Score:

 


1

Can define the term “saturated solution”.

2

Can recall the unit of solubility (g salt /100g water/at a particular temperature).

3

Can interpret Solubility Graphs and do solubility calculations.

4

Able to define what is meant by exothermic and endothermic reactions

5

A knowledge of different ways of obtaining salts

6

Able to describe how to obtain salt crystals from a salt solution.

7

I can label a diagram showing the fractional distillation of crude oil (petroleum).

8

I am informed about the main fractions of oil: colour; runniness, burning; uses.

9

Recall the conditions required for iron to rust and chemical name for rust.

10

Describe 2 experiments used to show the requirements for rusting.

11

Describe methods used to prevent rusting.

12

Recall that iron is extracted from its ore (haematite) in the blast furnace

13

Recall the key reactions taking place in the blast furnace

14

Know that steel is an alloy of iron and carbon  - and that it is extremely strong

15

Can recall the roles of Democritus and Dalton in developing Atomic Theory.

16

Can define "Atomic Number" and find such values in a Periodic Table.

17

Can recall the masses and charges of protons, electrons and neutrons

18

Can write and draw the arrangement of electrons in atoms H - Ca

19

Know that the number of valence electrons matches the group number.

20

Know that the atoms of Noble Gases are stable as they have a full valence shell.

21

Can define "Atomic Mass" and find such values in a Periodic Table.

22

Can work out the number of neutrons when given the Atomic Mass and a P.Table.

23

Interpret notation for atoms with Atomic and Mass  Numbers to side of  Symbol

24

Can define the term "isotopes" and recall the 2 natural isotopes of chlorine.

 


 

 

Year 10 Chemistry Module 2. Reactivity Series.

 

My % score in this end-of-module test was

 

Supporting iQuiz (125 things you should know) at www.chemy.biz

 


1

Recall the physical properties common to most metals

2

Recall the physical properties common to most non-metals

3

Recall that graphite (a form of the non-metal carbon) conducts electricity v. Well

4

Recall the position of the "staircase" separating metals from non-metals.

5

Able to define the term "semi-metal (metalloid)" and give 2 examples.

6

Recall the Reactivity Series: K, Na, Li, Ca, Mg, Al, Zn, Fe, Pb and Cu

7

Recall that the alkali metals (Li, Na and K) are exceptionally soft.

8

Recall that the alkali metals have exceptionally low melting points (<  100 Celsius)

9

Recall that the alkali metals are less dense than water.

10

Recall that alkali metals are stored under paraffin oil as they ignite with water.

11

Recall that alkali metals react with water forming hydrogen and a metal hydroxide

12

Recall observations for Li, Na and K tarnishing in air and the chemical equations

13

Recall observations for Li, Na and K reacting with water & the chemical equations

14

Able to describe an expt in which calcium is reacted with water & chem equation

15

Able to describe an expt where hot magnesium reacts with steam & chem equation

16

Able to describe the reaction of Mg, Al, Zn, Fe, Pb and Cu with dilute acid.

17

Able to explain why aluminium initially reacts slowly with dilute acid.

18

Able to write word and chemical equations for Acid + Metal reactions

19

Understand the principal of "displacement reactions".

20

Able to write word and chemical equations for displacement reactions

21

Recall the "Thermite Reaction" (Fe3O4 with Al) as a use of displacement

22

Recall observations  for: Copper Sulphate + Iron filings

23

Recall observations for: Copper Sulphate + Magnesium Ribbon

24

Recall observations  for: Zinc Sulphate + Magnesium Ribbon

25

Recall that carbonates of the most reactive metals (K, Na & Li)are thermally stable

26

Can describe an expt where the rates of thermal decomposition are compared

27

Can describe the observations for heating the carbonates of Ca, Pb and Cu

28

Can give observations for heating carbonates of Ca, Pb and Cu & equations.

29

Recall what happens in oxidation and reduction reactions (i.e. Redox Reactions)

 

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