Periodic Table and Trends Unit Review

Front

What is the periodic family of group 17?

Back

Halogens

Front

What is a positively-charged ion which forms when an atom loses electrons?

Back

Cation

Front

Which ion has the largest radius: Ca²⁺, K⁺, or Ga³⁺?

Back

K⁺

Front

Select the element with the largest atomic radius: Cesium, Lithium, Hydrogen, or Potassium?

Back

Cesium

Front

Which ion has the smallest radius: P³⁻, Cl⁻, S²⁻?

Back

Cl⁻

Front

What is the general trend of atomic radius across a period in the periodic table?

Back

Atomic radius decreases from left to right across a period.

Front

What is the general trend of atomic radius down a group in the periodic table?

Back

Atomic radius increases down a group.

Front

Define ionization energy.

Back

The energy required to remove an electron from an atom in the gas phase.

Front

What is the trend of ionization energy across a period?

Back

Ionization energy increases from left to right across a period.

Front

What is the trend of ionization energy down a group?

Back

Ionization energy decreases down a group.