Periodic Table Review

Who is considered to be the father of the periodic table?

• Erwin Schrodinger

• Dmitri Mendeleev

• Niels Bohr

• Ernest Rutherford

What do elements of the same group (vertical columns, up/down) have in common? Select all that apply.

• Number of valence electrons

• Number of energy levels

• Number of protons

• Physical and chemical properties

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What do elements of the same period (horizontal rows, left/right) have in common? Select all that apply.

• Number of valence electrons

• Number of energy levels

• Number of protons

• Physical and chemical properties

Which element has physical and chemical properties which are similar to phosphorus (P)?

• Carbon (C)

• Arsenic (As)

• Sulfur (S)

• Silicon (Si)

Which element has the same number of energy levels as gallium (Ga)?

• Aluminum (Al)

• Indium (In)

• Sulfur (S)

• Krypton (Kr)

Tags

NGSS.HS-PS1-1

Which class of element is tungsten (W)?

• Metal

• Metalloid

• Nonmetal

Which of the following is a metalloid?

• Silver (Ag)

• Tellurium (Te)

• Bromine (Br)

• Krypton (Kr)

Tags

NGSS.HS-PS1-1

Which of the following elements are nonmetals? Select all that apply.

• Cobalt (Co)

• Fluorine (F)

• Antimony (Sb)

• Argon (Ar)

An unknown element is a lustrous, malleable solid that conducts heat and electricity well. To which class does it belong?

• Metal

• Metalloid

• Nonmetal

Which of the following is a semi-conductor?

• Aluminum (Al)

• Carbon (C)

• Argon (Ar)

• Silicon (Si)