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Periodic Table and Atomic Structure Quiz

by Quizhat · 12 questions · Updated · CC BY

SchoolEnglish

A high school chemistry quiz on atomic number, groups and periods, electrons, isotopes, periodic properties and chemical symbols. 12 questions, about 8 minutes.

Also available in: German, Spanish, French

Quiz questions

Question 1 · Single choice · 30s · 1 pt

What does the atomic number of an element indicate?

  • The number of protons in the nucleus
  • The number of neutrons
  • The mass in grams
  • The number of orbitals

Question 2 · Single choice · 30s · 1 pt

Who in 1869 proposed a periodic table arranged by atomic mass and recurring properties?

  • Antoine Lavoisier
  • Dmitri Mendeleev
  • John Dalton
  • Niels Bohr

Question 3 · Single choice · 30s · 1 pt

What are the horizontal rows of the periodic table called?

  • Groups
  • Families
  • Periods
  • Orbitals

Question 4 · Single choice · 30s · 1 pt

What is the chemical symbol for sodium?

  • So
  • S
  • Sd
  • Na

Question 5 · Single choice · 30s · 1 pt

What is the chemical symbol for iron?

  • Fe
  • Fr
  • F
  • Ir

Question 6 · Single choice · 30s · 1 pt

Which particle has a negative charge?

  • Proton
  • Electron
  • Neutron
  • Nucleus

Question 7 · Single choice · 30s · 1 pt

What are isotopes?

  • Atoms with different atomic numbers
  • Molecules of a gas
  • Atoms of the same element with different numbers of neutrons
  • Ions with opposite charges

Question 8 · Single choice · 30s · 1 pt

What do elements in the same group have in common?

  • The same number of protons
  • The same mass
  • The same period
  • The same number of electrons in the outermost shell

Question 9 · Single choice · 30s · 1 pt

What are the unreactive elements of group 18 called?

  • Noble gases
  • Halogens
  • Alkali metals
  • Transition metals

Question 10 · True / False · 30s · 1 pt

In a neutral atom the number of protons equals the number of electrons.

  • True
  • False

Question 11 · True / False · 30s · 1 pt

The alkali metals are found in group 17 of the periodic table.

  • True
  • False

Question 12 · Multiple choice · 30s · 1 pt

Which of these particles are found in the nucleus of the atom?

  • Proton
  • Electron
  • Neutron
  • Photon

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