The energy it takes to remove an electron from an atom in the gas phase

• electron affinity

• electronegativity

• metallic character

• ionization energy

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

• Ar
• He
• Kr
• Rn

Which periodic group has the smallest atomic radius?

• Alkali metals
• Halogens
• Noble Gases
• Transition metals

Which of the following will have a lower ionization energy than Scandium (Sc)?

• Helium (He)
• Titanium (Ti)
• Calcium (Ca)
• Magnesium (Mg)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

As atoms of elements in group 16 are considered in order from top to bottom, the electronegativity of each successive element....

• decreases
• increases
• remains the same
• none of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

As you move down the periodic table atoms get bigger.  This is because ____________.

• The atoms have more mass.
• The atoms have more protons.
• The atoms have more energy levels
• The atoms have more nuetrons

The ability to attract an electron in a chemical bond

• electronegativity

• electron affinity

• metallic character

• ionization energy

The energy it takes to remove an electron from an atom in the gas phase

• electron affinity

• electronegativity

• metallic character

• ionization energy

Ionization energy increases

• from L to R and from bottom to top

• from L to R and from top to bottom

• from R to L and from bottom to top

• from R to L and from top to bottom

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

metallic character is greatest

• in the top right corner

• in the bottom right corner

• in the top left corner

• in the bottom left corner

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2