Question: In developing his periodic table, Mendeleev listed on cards each element’s name,

atomic mass, and

Answer: properties

Question: Mendeleev’s periodic table did not list all elements in order of increasing atomic

mass because he grouped together elements with similar

Answer: properties

Question: Mendeleev predicted that the gaps in his periodic table represented

Answer: undiscovered elements

Question: The person whose work led to a periodic table based on increasing atomic number

was

Answer: Moseley

Question: The periodic law states that the physical and chemical properties of elements are

periodic functions of their atomic

Answer: numbers

Question: Which group of elements was discovered by Strutt and Ramsay?

Answer: noble gases

Question: A repeating pattern is referred to as

Answer: periodic

Question: On most periodic tables, the lanthanides and actinides appear

Answer: below the main portion

Question: What is the difference in atomic number between He and Ne?

Answer: 8

Question: Which noble gas has the greatest atomic number?

Answer: Rn