WorksheetsPeriodic Table
Total questions: 19
Worksheet time: 14mins
The vertical (up and down) columns in the Periodic Table are called
groups
towers
periods
atomic numbers
The horizontal (side to side) rows in the Periodic Table are called
groups
families
periods
atomic numbers
An atom has 10 protons and 8 valence electrons. Which statement would best identify this element?
The element has an atomic mass of 10.
The element is highly reactive with 8 valence electrons in its outer energy level.
The element is stable with 8 valence electrons in its outer energy level.
It is a metal.
Determine which atom is being described: Colorless gas, poor conductor of electricity, 5 valence electrons, not ductile, 2 energy levels.
Strontium (Sr)
Nitrogen (N)
Oxygen (O)
Nickel (Ni)
Which two elements have the same number of energy shells (levels)?
Potassium (K) and Antimony (Sb)
Barium (Ba) and Calcium (Ca)
Hydrogen (H) and Helium (He)
Argon (Ar) and Iodine (I)
Which element on the periodic table is the most reactive?
Hydrogen (H)
Helium (He)
Francium (Fr)
Oganesson (Og)
Which element is chemically stable (nonreactive)?
Krypton (Kr)
Lithium (Li)
Bromine (Br)
Beryllium (Be)
Which 2 elements have similar properties?
Calcium (Ca) and Scandium (Sc)
Tin (Sn) and Lead (Pb)
Platinum (Pt) and Silver (Ag)
Cobalt (Co) and Copper (Cu)
Select all that are metals.
Rubidium (Rb)
Phosphorus (P)
Antimony (Sb)
Zirconium (Zr)
Manganese (Mn)
Which is a metalloid?
Iodine (I)
Barium (Ba)
Neon (Ne)
Silicon (Si)
Choose the property of metals.
Low melting point
Not shiny
Good conductor of heat
Not malleable
Choose the property of nonmetals.
Solid at room temperature
Ductile
Good conductor of electricity
Low density
Shiny and poor conductor of heat would be properties of...
metal
nonmetal
metalloid
Which group is the most stable?
1
2
17
18
