Thermodynamics Flashcards by Shelly Y | Brainscape

Q

Enthalpy of atomisation
Symbol?

A

Energy required to form one mole of gaseous ATOMS from the ELEMENT in its standard state under standard conditions
ΔHat

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Q

Is enthalpy of atomisation exothermic or endothermic?

A

Endothermic

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Q

Equation examples for enthalpy of atomisation

A

Na(s) —> Na(g)
1/2Cl2(s) —> Cl(g)

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Q

1st ionisation energy
Symbol?

A

Energy required to turn one mole of gaseous atoms into a mole of gaseous ions each with a single + charge
ΔHIE

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Q

Is 1st ionisation energy exothermic or endothermic?

A

Endothermic

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