Periodic Table Unit Review

How did Mendeleev arrange the elements?

• alphabetical 
• density
• melting point
• atomic mass

a grouping of elements based on similar properties, arranged by columns in the periodic table; also known as a group

• family

• period

• row

• isotope

Atoms with similar properties are most likely located...

• in the same period.
• in the same group.
• in different periods.
• to the right and left of each other.

The distance between nucleus and outermost shell occupied electron

• Atomic Radii

• Ionization Energy

• Electronegativity

• Electron Afinity

• Oxidation Number

The tendency of an atom to attract a shared pair of electrons

• Atomic Radii

• Ionization Energy

• Electronegativity

• Electron Afinity

• Oxidation Number

Which element has bigger atomic radii?

• Beryllium is bigger than Fluorine

• Oxygen is bigger than Sulphur

• Litihium is bigger than Sodium

• Phosphorus is bigger than Bromine

Beryllium is in group number______.

• Group 2
• Group 3
• Group 4
• Group 7

Which elements have the most similar chemical properties?

• K and Na
• K and Ca
• K and Cl
• K and S

Which element is most likely to have six electrons in its 4th energy level?

• Oxygen (O)

• Selenium (Se)

• Krypton (Kr)

• Potassium (K)

Which color on the image of the periodic table corresponds with the actinides.

• red

• black

• blue

• yellow on bottom