Question

the groups 1 and 2 on the periodic table contain what atom type? a metals b metalloids c non - metals d noble gases

Explanation:

Groups 1 and 2 of the periodic table are known as the alkali metals (Group 1) and alkaline earth metals (Group 2), respectively. These groups consist of metallic elements. Metalloids are elements with properties between metals and non - metals and are not in Groups 1 - 2. Non - metals are mainly in the upper right of the periodic table, not Groups 1 - 2. Noble gases are in Group 18. So Groups 1 and 2 contain metals.

Answer:

A. metals