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The Fundamentals
All substances All elements are
are made of arranged in the
Atoms. Each Periodic Table.
atom contains a They are
certain amount arranged due to
of Protons, properties.
Neutrons and
Atomic Charge
A substance Particle
Overall Atoms have no
made up of only Proton
one type of
+1 charge because they
Neutron have an equal number
atoms is an 0 of Protons and
element. Each
Electron Electrons
element has it's -1
own symbol.…read more

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Structure of an Atom
Electrons are Protons and
positioned on Neutrons occupy
shells around the nucleus of
the nucleus. On the atoms
the first shell
are 2 Electrons
and then on all The forces
others are 8 holding each
electrons electron in place
become weaker
The number of as you go
atoms in the outwards.
outer shell is the
same as the
group of the The electron configuration of
element in the this carbon atom would be
periodic table. (2,4)…read more

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Forming Compounds
When elements Compounds can
react with each be represented
other they join by chemical
to form symbols and
compounds. number called
The giving and
taking of In a reaction,
electrons to To form a
compound a Number of
form ions.
chemical elements on the
OR reaction must reactants
The sharing of take place. =
electrons to
In a reaction Number of
form molecules
nothing is elements in the
gained or lost. products.…read more

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Balanced Equations
Reactants Products
Magnesium + Oxygen Magnesium Oxide
Mg + O2 MgO
Balance the Equation
2Mg + O2 2MgO
2 Magnesium and 2 Oxygen 2 Magnesium and 2 Oxygen…read more

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Calcium Chloride + Carbon dioxide + water
Calcium Carbonate + Hydrochloric acid
Limestone is a When Calcium The thermally
Sedimentary carbonate is decomposed
Rock consisting heated in a kiln calcium oxide
of Calcium it partakes in a can be reacted
Carbonate. reaction called with water to
(CaCO3) Thermal produce calcium
Decomposition. hydroxide which
Limestone can can be used to
be quarried and It causes
neutralise soils
used as a calcium
carbonate to for and lakes.
material. But it calcium oxide Powered
can be eroded and carbon limestone is
by acid rain, dioxide. roasted in a kiln
very slowly. with powdered
clay to make
cement + water
= Mortar.…read more

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Brill! Thanks! 

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