Periodic Table History and Organization

Hotspot

Choose the point on the table that represents the transition metals.

Hotspot

Choose the point on the table that represents the Alkali metals.

Hotspot

Choose the point on the table that represents the Inner Transition metals.

Multiple Choice

Which of the following will have similar properties?

• O, S, Se

• O, F, Ne

• N, Ne, Na

• H, K, P

Multiple Select

Elements in the same group have : (2 correct answers)

• Similar chemical properties

• Similar names

• Same number of outer (valence) electrons)

• The same number of protons