Lecture - Atomic Trends

When forming a monatomic ion, what happens to electrons in a cation?

• Electrons are added to the sublevels in the highest principal energy level

• Electrons are removed from the sublevels in the highest principal energy level

• Electrons are shared with the nearest noble gas

• Electrons are distributed equally among the atom's sublevels

What is the charge of ions formed by elements in the oxygen family of Group 16?

• +1

• +2

• -1

• -2

What charge do halogens of Group 17 typically form as ions?

• +1

• +2

• -1

• -2

Main group atoms gain or lose electrons to attain an electron configuration like which group?

• Alkali metals

• Alkaline earth metals

• Transition metals

• The nearest noble gas

What is the charge of ions typically formed by cations of Group 1?

• +1

• +2

• -1

• -2

What is the charge of ions typically formed by cations of Group 2?

• +1

• +2

• -1

• -2

What term is used to describe ions like N^-3, O^-2, F^-1, Na^+1, Mg^+2, Al^+3, and Ne because they all have the same electron configuration?

• Isotonic

• Isobaric

• Isoelectronic

• Isomeric

Which electron configuration is shared by the isoelectronic ions N^-3, O^-2, F^-1, Na^+1, Mg^+2, Al^+3, and Ne?

• 1s^2

• 1s^2 2s^2 2p^4

• 1s^2 2s^2 2p^6

• 1s^2 2s^2 2p^3

Transition metal cations usually do not form ions with which configurations?

• Noble-gas configurations

• Halogen configurations

• Alkali-metal configurations

• Alkaline-earth-metal configurations

What is the typical charge range for cations formed by transition metals?

• 0 to +1

• +1 to higher numbers

• -1 to lower numbers

• +2 to +4