Download Changes to the AQA GCSE Chemistry specification for 2011

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Changes to the AQA Chemistry GCSE specification for 2011*
Chemistr
y
Science - Chemistry 1
Atomic
structure,
properties
and
bonding

Electronic structure of atoms
and the periodic table (was
C2).


Elements and compounds.
Metals.

Charges on protons, neutron
and electrons (was C2).
Introduction to periodic table
group properties.
2011

Changing
materials
and
chemical
reactions
Obtaining
and using
materials

Conservation of mass.

Combustion.

Reactivity of metals.


Reaction of carbonates.
Representing reactions.

Cracking hydrocarbons.

Polymerisation of alkenes.

Limestone, concrete and
cement.

Rocks and metals: iron, steel,
alloys, copper, aluminium and
titanium.
1

Recycling.

Crude oil and fuels.
Removed
Additional Science – Chemistry 2
Extension Science – Chemistry 3
2011
2011
Removed
 Electronic
structure
of
transition
metals.

Covalent, ionic and
metallic bonding.

Periodic table and its
development.

Relating properties to
structure.

Group 1 and Group 7.


Transition elements.
Introduction to Group 1
and Group 7.

Allotropes of carbon
including fullerenes
(new).

Alloys in relation to the
effect of different sized
atoms (was C1).
Reactions conditions
and polymer properties
(was C1).

Effects of changing
conditions on equilibria
(was C2).
Food, fuel and energy
changes (quantitative).

 Use of
food
additives
Removed
 Atom
economy.


Reactions of alcohols
and carboxylic acids.
 Developing new
materials, e.g.
nanoscience, smart alloys
(was C1).

 Thermo-softening and
thermo-setting polymers
(new).
Distinction between
temporary and
permanent hard water.
Hydrogen as a fuel.

Alcohols, carboxylic
acids and esters.

Haber process (was


Reversible reactions.
Equilibria.

Rates of reaction.

Catalysts.

Energy changes.

Salts and solutions.

Acids and bases.
 Electroplating (new).

 Acid-base
theory.
 Strengths
of acids
and
alkalis.
 Titrations
involving
weak
acids or
weak
alkalis.
© Pearson Education Ltd 2011. Copyright permitted for purchasing institution only. This material is not copyright free.

Phytomining, bioleaching
(new).
 Extraction of aluminium
(was C1).

Biodegradable polymers
(new).
 Electrolysis of sodium
chloride.

Plant oils and emulsions.

Hydrophobic and hydrophilic
properties of emulsifiers
(new).

Distillation (crude oil, plant
oils and air).


Biofuels (new).
Using vegetable oils in
cooking (new).
Earth and
environme
ntal
science

Earth and its atmosphere.

Early atmosphere.

Absorption of carbon dioxide
by the oceans (new).
Chemical
detection

2
*Subject to Ofqual accreditation.
Chemical
calculation
s

Reaction of carbonates with
acid and the use of limewater
to detect carbon dioxide (was
C3).
Conservation of mass.
 Uses of
noble
gases.
 Instrumental methods for
chemical analysis (gas
chromatography and mass
spectrometry) (was C3).
C2.)

Water for drinking.

Water treatment.

Hard water.

Fluoride in drinking
water.

Chemical analysis
including tests for ions.
 Chemical analysis for
additives in food (was
C1).

Relative atomic/formula
masses, moles.

Reacting masses from
chemical equations,
percentage yield, atom
economy.

Water
cycle.
 Tests for
ammonium
and nitrate
ions.
 Identificati
on of
organic
compounds

Energy changes.

Titrations.
 Solubility
of solutes
and gases.