equilibrium

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18 Terms

1
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Le chantelier’s principle

An equilibrium opposes change

2
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equilibrium concentration

Add reactant - towards product

Remove reactant - towards reactant

Add product - towards reactant

Remove product towards product

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Equilibrium and pressure

Increase pressure moves towards side of fewer molecules

Decrease moves to more molecules

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Harbour process

Pressure 200 atm

Temp - 450

Iron catalyst

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KP

partial pressure = mole fraction of component x total pressure

Mole fraction = moles of component/ total number of moles

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KC KP effected by?

Temperature only

Not change in pressure , amounts of substance , catalyst

They r constants

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Changes to K

1) if equation reverse - inverse K

2) equation multiplied - square K

3) equation divided by- square root K

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Bond enthalpy

Bonds broken - bonds formed

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Oxidising agent

Gains electron

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Reducing agent

Looses electron

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Oxygen’s oxidation state

-2

-1 in peroxides

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Water oxidation state

+1

-1 in metal halides

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