2. Atoms & Elements

Which term is used to describe a compound that contains at least one element from group 17 of the periodic table?

As you move down Group 1 of the periodic table, which of the following trends is observed?

Which region of the periodic table contains the most reactive metals?

Which of the following elements is the heaviest alkali metal?

Which of the following is a characteristic property of the halogens?

How many elements are classified as halogens on the modern periodic table?

Which element has chemical properties that are most similar to the chemical properties of sulfur?

Which of the following is a characteristic of noble gases?

Which of the following elements is chemically similar to oxygen?

Which of the following is the correct name for the elements in Group 18 of the periodic table?

Which of the following correctly ranks the nonmetals fluorine (F), chlorine (Cl), and bromine (Br) from most reactive (1) to least reactive (3)?

Which of the following halogens is most likely to react with other elements?

Which two groups on the periodic table are considered the most reactive, and what is the primary reason for their high reactivity?

Which group in the periodic table contains elements that all have the same number of valence electrons?

Which of the following elements would have chemical reactivity most similar to bromine?