Periodic Table Study Tool

What were the first elements to be discovered?

• Non-Metals

• Metals

• Gases

How did Mendeleev create his periodic table?

• The Atomic Number

• The Atomic Mass

• The Protons

Which was NOT one of Mendeleev's predictions?

• He predicted 4 elements based not yet discovered.

• He used the properties of other elements in the same group to predict their properties. 

• He discovered uranium

How is the modern periodic table organized?

• Increasing atomic mass

• Increasing atomic number

• Increasing neutron

Name the three categories into which elements are classified based on their general properties:

• Metals

• Non-Metals

• Metalloids

• Gases

How is the reactivity of alkali metals and how it changes as you go down the family?

• As you go Down it Increases in reactivity

• As you go up, it decreases in reactivity

• As you go down, it decreases in reactivity

Which groups are examples of metals?

• Anything from Groups 3A-4A

• Anything from Groups 5A-6A

• Anything from Groups 1A-2A

List 3 examples of a metalloid

Which element is NOT an example of a non-metal?

• Carbon

• Oxygen

• Sulfur

• Argon

List 3 examples of a transition metal