Which one of the following is not true about the alkali metals?
A)They are low density solids at room temperature.
B)They all readily form ions with a +1 charge.
C)They all have 2 electrons in their valence shells.
D)They are very reactive elements.
E)They have the lowest first ionization energies of the elements.

Question

Quizplus · Accepted Answer

The alkali metals actually have only 1 electron in their valence shell, not 2. This is what makes them so reactive, as they only need to lose one electron to form a stable ion with a +1 charge.

Which One of the Following Is Not True About the Alkali