Ionisation Energies Etc. Flashcards
1
Q
Isoelectronic
A
Ions have the same electron configuration
2
Q
1st Ionisation Energy
A
The energy needed to convert one mole of gaseous atoms into one mole of gaseous cations, where each atom loses and electron
3
Q
Trend in successive IEs
A
INCREASES Nuclear charge increase Shielding electrons decrease Distance decreases Attraction increases
4
Q
Trend in IEs down a group
A
DECREASES Nuclear charge increases Shielding elections increase Distance increases Attraction decreases
5
Q
Trend in IEs across a period
A
INCREASES Nuclear charge increase Shielding electrons stay the same Distance decreases Attraction increases
6
Q
Orbital
A
A volume of space in which there is a high probability of finding an electron