Periodic Table Review Quiz

What is the periodic table?

• A chart of all known elements organized by their properties

• A list of chemical reactions

• A table of mathematical formulas

• A chart of historical events

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Who first discovered a trend in the elements?

• Johann Dobereiner

• Dmitri Mendeleev

• John Newlands

• Henry Mosely

Who is given credit for inventing the first periodic table?

• Johann Dobereiner

• Dmitri Mendeleev

• John Dalton

• Henry Moseley

What changes did the periodic table undergo?

• It was turned into a digital format

• Elements were added and organized by atomic number

• It was translated into multiple languages

• It was divided into two separate tables

How is the periodic table now organized?

• By the date of discovery

• By atomic number and chemical properties

• Alphabetically by element name

• By color and shape

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Who proposed the Law of Octaves in chemistry?

• Dmitri Mendeleev

• John Dalton

• John Newlands

• Johann Dobereiner

Made first orderly arrangement of all the elements known

• Dmitri Mendeleev

• John Dalton

• John Newlands

• Johann Dobereiner

Who proposed the Law of Triads in chemistry?

• Dmitri Mendeleev

• John Dalton

• John Newlands

• Johann Dobereiner

According to John Newlands, how were the elements arranged?

• By decreasing atomic mass

• By increasing atomic mass

• By increasing atomic number

• By decreasing atominc number

Who is credited with the first orderly arrangement of all 63 elements based on increasing atomic mass and periodic properties?

• John Newlands

• Johann Dobereiner

• Dmitri Mendeleev

• Henry Mosely