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Science Explainer - The periodic table: A classic design

By Formative Staff
Last updated 4 months ago
3 Questions
Note from the author:
Read the passage The periodic table: A classic design. Then answer the questions below.
Read the passage The periodic table: A classic design. Then answer the questions below.
Required
Drag each answer choice into the correct space. Not all answer choices will be used.
To understand the periodic table, one must understand the structure of the atom. The number of ____________ in an atom of an element determines that element's atomic number. The atom's ______________ are found in seven layers, or ___________ , that surrounds its nucleus. They determine the atom's placement in the table.
Other Answer Choices:
neutrons
shells
protons
electrons
isotopes
Required

Drag each statement into the correct box to show whether it is true of the rows on the periodic table or the columns.

  • Each corresponds to a different shell of an element's atom
  • Each one contains more elements than the one before it
  • The first contains alkali metals, while the last contains noble gases
  • Each includes elements that have similar properties
  • Rows
  • Columns
Required

Which statements are true about the periodic table? Select three correct answers.