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Chemistry 101 > enthalpy definitions > Flashcards

enthalpy definitions Flashcards

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1
Q

what is the definition of enthalpy change of formation

A

the enthalpy when change when 1 mole of a compound is formed from its elements from its elements in their standard states

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2
Q

what is the definition of atomisation of an element

A

The standard atomisation enthalpy is the enthalpy change when 1 mole of gaseous atoms is formed from the element in its standard state

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3
Q

what is the defintion of first ionisation energy

A

the enthalpy change when 1 mole of gaseous 1+ ions is formed from 1 mole of gaseous atoms

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4
Q

what is the definition of first electron affinity

A

the enthalpy change when 1 mole of gaseous 1- ions is formed from 1 mole of gaseous atoms

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5
Q

what is the definition of hydration

A

the enthalpy change when 1 mole of aqueous ions is formed from 1 mole of gaseous ions

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6
Q

what is the definition of bond dissociation enthalpy

A

the enthalpy change when all of the bonds of the same type in 1 mole of gaseous molecules are broken

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7
Q

what is the definition of enthalpy change of atomisation of a compound

A

the enthalpy change when 1 mole of a compound in its stadard state is converted to gaseous atoms

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8
Q

what is the definition of second ionisation energy

A

the enthalpy change when 1 mole of 2- ions is formed from 1 mole of 1- ions

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9
Q

what is the defintion of second electron affinity

A

the enthalpy change when 1 mole of gaseous 2+ ions is formed from 1 mole of gaseous 1- ions

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10
Q

what is the definition of enthalpy change of solution

A

the enthalpy change when 1 mole of a solute is dissolved in enough solvent that no further enthalpy change occurs on further dilution

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Chemistry 101 (16 decks)

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