Multiple Choice
What do the noble gases have in common with the halogens? Both noble gases and halogens are:
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Which of the following is a metalloid that is also a chalcogen?
Which element has chemical properties that are most similar to the chemical properties of sulfur, S?
What property do all of the Group 18 elements have that makes them stand out from other elements?
This is a group of elements with few valence electrons that conducts heat and electricity.
How can you use the periodic table of elements to help you find information about specific elements?