Periodic Table Quiz

Mendeleev was the first person to arrange the elements into a table. How did he arrange the rows?

• alphabetical 
• density
• melting point
• atomic mass

Which of the following will have similar properties?

• O, S, Se

• O, F, Ne

• N, Ne, Na

• H, K, P

Moseley arranged what we know as the "modern periodic table". How did he arrange it?

• atomic mass

• atomic number

• valence electrons

• number of isotopes

Each column in the periodic table is called a _________ .

• period
• group
• cluster
• unit

Periods on the periodic table are __________.

• Horizontal Rows
• Vertical Columns

Elements in the same group have : (2 correct answers)

• Similar chemical properties

• Similar names

• Same number of outer (valence) electrons)

• The same number of protons

Which is an alkali metal?

• Magnesium
• Iron
• Sodium
• Europium

Which is a halogen?

• Helium
• Chlorine
• Oxygen
• Neptune

Name this group: These metals contain familiar metals such as gold, iron, and copper.

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Find an element with similar chemical properties to Barium (Ba).

• Ca an Ra, because they are in the same group and have similar chemical properties.

• Cs and La, b/c they are in the same period number.

• Ca and Y, b/c they are 90 degree angle and have similiar properties.