Facts About The Periodic Table

How many elements naturally occur as gases? 

Elements 90 through 103 are known as the _________________ series. 

What is the correct chemical formula for table salt? 

How many elements on the periodic table are named after people? 

Which of these elements has a symbol that does not match its name? 

What group are the halogens located? 

Elements 57 through 71 are also known as the _______________ series. 

Which of these has the greatest mass?

Dimitri Mendeleev organized the Periodic Table as we see it now, what nationality was he? 

How many elements are named after countries?

Which of these elements was primarily used in the past for killing rats? 

Group 18 is also known as the....

What chemical in the third period, reacts violently with water? 

What was the first element to be artificially produced?

Which of the following elements are liquids at room temperature? 

How many elements are radioactive? 

What is most abundant element in the universe? 

How many elements are synthetically made? 

What element in the third period burns with a bright white flame? 

How many elements are metalloids?