Chemistry Periodic Table Essentials

Review 28 must-know periodic table concepts and element facts

What You'll Learn

Study periodic table essentials with free chemistry flashcards. Learn groups, periods, key element families, trends, and common high-yield elements.

Key Topics

  • Covers major groups and periods in the periodic table
  • Includes high-yield trends: radius, ionization, electronegativity
  • Highlights common elements and symbols used in class
  • Great for intro chemistry and standardized test prep

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How to study this deck

Start with a quick skim of the questions, then launch study mode to flip cards until you can answer each prompt without hesitation. Revisit tricky cards using shuffle or reverse order, and schedule a follow-up review within 48 hours to reinforce retention.

Preview: Chemistry Periodic Table Essentials

Question

Horizontal rows on periodic table

Answer

Periods

Question

Vertical columns on periodic table

Answer

Groups (families)

Question

Group 1 elements

Answer

Alkali metals

Question

Group 2 elements

Answer

Alkaline earth metals

Question

Group 17 elements

Answer

Halogens

Question

Group 18 elements

Answer

Noble gases

Question

Elements that are good conductors and malleable

Answer

Metals

Question

Elements with properties between metals and nonmetals

Answer

Metalloids

Question

Most abundant gas in Earth's atmosphere

Answer

Nitrogen (N)

Question

Element required for breathing and combustion

Answer

Oxygen (O)

Question

Lightest element

Answer

Hydrogen (H)

Question

Primary element in organic compounds

Answer

Carbon (C)

Question

Most reactive alkali metal commonly discussed

Answer

Cesium (Cs)

Question

Liquid metal at room temperature

Answer

Mercury (Hg)

Question

Liquid nonmetal at room temperature

Answer

Bromine (Br)

Question

Element used in table salt with sodium

Answer

Chlorine (Cl)

Question

Element symbol for potassium

Answer

K

Question

Element symbol for sodium

Answer

Na

Question

Element symbol for iron

Answer

Fe

Question

Element symbol for silver

Answer

Ag

Question

Element symbol for gold

Answer

Au

Question

Atomic number equals number of

Answer

Protons

Question

Average mass of an element's isotopes

Answer

Atomic mass

Question

Periodic trend: atomic radius increases moving

Answer

Down a group and to the left

Question

Periodic trend: ionization energy increases moving

Answer

Up a group and to the right

Question

Periodic trend: electronegativity increases moving

Answer

Up a group and to the right

Question

Atoms become more metallic moving

Answer

Down a group and to the left

Question

Periodic table arranged by increasing

Answer

Atomic number