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What is the enthalpy change when one mole of gaseous atoms is formed from the element in its standard state, under standard conditions?
What is the enthalpy change when one mole of gaseous atoms is formed from the element in its standard state, under standard conditions?
- Enthalpy of atomisation, $\Delta atH$ (correct)
- Enthalpy of formation, $\Delta fH$
- Enthalpy of combustion, $\Delta cH$
- Mean bond enthalpy
What is the enthalpy change when a covalent bond in one mole of gaseous molecules breaks to give two gaseous atoms (or free radicals)?
What is the enthalpy change when a covalent bond in one mole of gaseous molecules breaks to give two gaseous atoms (or free radicals)?
- Mean bond enthalpy (correct)
- Enthalpy of neutralisation, $\Delta neutH$
- Enthalpy of formation, $\Delta fH$
- Enthalpy of atomisation, $\Delta atH$
What is the enthalpy change when one mole of compound is formed from its constituent elements in their standard states under standard conditions?
What is the enthalpy change when one mole of compound is formed from its constituent elements in their standard states under standard conditions?
- Enthalpy of atomisation, $\Delta atH$
- Enthalpy of neutralisation, $\Delta neutH$
- Enthalpy of formation, $\Delta fH$ (correct)
- Enthalpy of combustion, $\Delta cH$
What is the enthalpy change when one mole of substance in its standard state is burnt in excess oxygen under standard conditions?
What is the enthalpy change when one mole of substance in its standard state is burnt in excess oxygen under standard conditions?
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What is the enthalpy change when a reaction occurs?
What is the enthalpy change when a reaction occurs?
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