Trends on the Periodic Table

Which of these elements would require the MOST energy to remove its outermost electron?

• Krypton (Kr)

• Potassium (K)

• Iron (Fe)

• Germanium (Ge)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following will have a LESS ionization energy than magnesium (Mg, atomic #12)?

• Helium (He)

• Beryllium (Be)

• Radium (Ra)

• Sodium (Na)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.

• decreases, increases

• increases, increases

• increases, decreases

• stays the same, increases

Tags

NGSS.HS-PS1-1

The family in the periodic table that contains the most reactive metals is the_______

• Alkaline Earth Metals
• Transition Metals 
• Alkali Metals
• Other Metals

The symbols W, X, Y, and Z represent four elements shown on the outline of a periodic table.
Which element has the highest electronegativity?

• W
• X
• Y
• Z

Tags

NGSS.HS-PS1-1

As you move across the periodic table atoms tend to get smaller because, ______________.

• the atoms have more mass.
• the atoms have less mass
• the atoms have more protons.
• the atoms have less electrons.

Tags

NGSS.HS-PS1-1

The atom with the largest atomic radius in Group 18 is - 

• Ar
• He
• Kr
• Rn

Tags

NGSS.HS-PS1-1

Rank these elements from smallest atomic radius to largest atomic radius: Ag, Au, Cu, Rg

• Ag, Au, Cu, Rg

• Au, Ag, Rg, Cu

• Rg, Au, Ag, Cu

• Cu, Ag, Au, Rg

Tags

NGSS.HS-PS1-1

Which element would have the same number of energy levels as Zinc (Zn, atomic #30)?

• Cadmium

• Krypton

• Silver

• Tin

Tags

NGSS.HS-PS1-1

The horizontal rows on the periodic table, which indicate the number of energy levels/orbitals that an atom has, are called ___________.

• Periods

• Element

• Atomic Number

• Group