Chapter 5: Periodic Table

Front

What did Dmitri Mendeleev use to organize his periodic table?

Back

Atomic mass

Front

What is the name of groups 3-12 elements?

Back

Transition Metals

Front

How are the elements on the modern periodic table arranged?

Back

Increasing atomic number

Front

What does it mean to be a semiconductor in the metalloid family?

Back

Normally don't conduct but will at high temperatures or when certain substances are added.

Front

What is the name of the elements that surround the 'zig-zag', staircase line?

Back

Metalloids

Front

What is the significance of the periodic law?

Back

The properties of elements are a periodic function of their atomic numbers.

Front

What are the main categories of elements in the periodic table?

Back

Metals, Nonmetals, and Metalloids.

Front

What are alkali metals and where are they located on the periodic table?

Back

Alkali metals are located in group 1 and are highly reactive.

Front

What are noble gases and what is their reactivity?

Back

Noble gases are located in group 18 and are mostly inert due to their full valence shell.

Front

What is the difference between a metal and a nonmetal?

Back

Metals are typically good conductors of heat and electricity, while nonmetals are poor conductors.