2. Atoms & Elements

Which of the following elements is classified as an alkaline earth metal?

Which group of elements on the periodic table have the most similar chemical properties?

Which of the following characteristics is shared by all alkali metals and alkaline earth metals?

Why might two elements possess similar chemical properties?

Which group on the periodic table does neon (Ne) belong to?

Which of the following elements has chemical properties most similar to lithium?

Which of the following elements would have similar chemical properties to the element oxygen?

Which group on the periodic table is considered the least reactive?

Which metalloid on the periodic table has three valence electrons?

Which of the following statements accurately describes the halogens?

Which block of the periodic table does manganese (Mn) belong to?

Which group of elements has chemical properties most similar to those of phosphorus?

Which element is a member of the nitrogen family (Group 15) and has 16 neutrons?

Which period and group does the element bromine (Br) belong to on the periodic table?

Which group of elements on the periodic table is the least reactive?