Periodic Table and Trends

Which trends increase across a period? (select all that apply)

• Ionization energy

• atomic radius

• electronegativity

• shielding effect

• effective nuclear charge

Which trends increase down a group? (select all that apply)

• Ionization energy

• atomic radius

• electronegativity

• shielding effect

Which of the following are examples of elements in the Alkali family?

• Ca, Be, Mg, Sr

• Al, Zn , Ag, Cd

• Ti, Fe, Cu, Co

• Li, K, Na, Rb

Which of the following are examples of elements in the Alkaline earth family?

• Ca, Be, Mg, Sr

• Al, Zn , Ag, Cd

• Ti, Fe, Cu, Co

• Li, K, Na, Rb

Which of the following represent Halogens?

• Ne, He, Ar, Kr

• F, Cl, Br, I

• B, Si, Ge, As

• S, O, P, N

Which group on the periodic table is generally known to be inert?

• Halogens

• Nonmetals

• Noble Gases

• Transition metals

Which group on the periodic table generally has an electron configuration ending in ns²?

• Alkali metals

• Alkaline earth metals

• Transition metals

• Halogens

• Noble gases

Which group on the periodic table generally has an electron configuration ending in np⁵?

• Alkali metals

• Alkaline earth metals

• Transition metals

• Halogens

• Noble gases

Which element has the highest electronegativity?

• H

• O

• P

• F

Which sequence of atoms demonstrates an increase in atomic radius?

• Na, Mg, Al, Si

• Cs, P, O, F

• Mg, Ca, Sr, Ba

• Ba, Sr, Ca, Mg