Periodic Table Organization

The vertical columns on the periodic table are called:

• periods

• elements

• groups

• matter

The horizontal rows on the periodic table are called:

• periods

• elements

• groups

• matter

Which group are the Halogens in?

• 1

• 2

• 17

• 18

Most of the elements on the periodic table are classified as "metal".

• True
• False

first to organize the elements by atomic mass; noticed patterns in every 8th element; law of octaves; left no gaps for future discovery; law of octaves did not work for larger elements

• Dobereiner

• Mendeleev

• Seaborg

• Newlands

Another general name for the vertical columns on the periodic table

• classes

• blocks

• cousins

• families

Moseley organized the Periodic table by atomic _________, and Mendeleev organized it by atomic ___________

• Mass, Number

• Number, Mass

• Structure, Mass

• Number, Isotope

Which element is located in group 4 period 5

• Strontium

• Zirconium

• Zinc

• Scandium

Magnesium is located in-

• group 17 period 1

• group 2 period 3

• group 7 period 4

• group 3 period 2

Luster, malleable, ductile, and conductive represent what type of element-

• metal

• metalloid

• nonmetal

• supermetal