Periodic Table Review

A Russian chemist who was given credit for first arranging elements in a usable manner

• Rutherford

• Mendeleev

• Mosley

• Dalton

How is the periodic table organized?

• Periods are horizontal and groups are vertical

• Periods and groups are horizontal

• Periods are vertical and groups are horizontal

• Periods and groups are vertical

Which elements have the most similar chemical properties?

• K and Na

• K and Ca

• K and Cl

• K and S

In a modern periodic table, elements are arranged in order of?

• atomic mass

• number of isotopes

• atomic number

• number of neutrons

How many periods does the periodic table have?

• 18

• 7

• 9

• 5

Which elements are in the same group or family?

• Na and Mg

• Na and H

• Li and Be

• K and Ca

How many electrons are in the outer energy level for Mg (12)?

• 12

• 10

• 8

• 2

Tags

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Which elements are in the same period?

• F and Cl

• N and P

• O and S

• N and O

Most elements on the periodic table are

• gases

• metals

• liquids

• nonmetals

Which two elements are most closely related?

• Na (11) and Re (75)

• Na (11) and Fr (87)

• Na (11) and Mg (12)

• Na (11) and Al (13)

Tags

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