Question

review #3

1. give one example from each of these families:

alkali metals-
alkaline earth metal -
halogen -
noble gas --

Explanation:

• Alkali metals are in Group 1 of the periodic table, e.g., Lithium (Li).
• Alkaline earth metals are in Group 2, e.g., Magnesium (Mg).
• Halogens are in Group 17, e.g., Chlorine (Cl).
• Noble gases are in Group 18, e.g., Neon (Ne).

Answer:

alkali metals - Lithium (Li)
alkaline earth metal - Magnesium (Mg)
halogen - Chlorine (Cl)
noble gas - Neon (Ne)