Development of the Periodic Table

Among the scientists who were responsible for the development of the periodic table are:

     I. Dmitri Mendeleev     II. Johann Dobereiner     III. John Newlands

   Arrange their names in order of the history of the development of the periodic table.

• I, II, III

• II, III, I

• III, I, II

• III, II, I

Who was the scientist who arranged the elements in horizontal rows according to

     increasing atomic masses?      

• John Dalton

• Johann Dobereneir

• Dmitri Mendeleev

• John Newlands

Who was the scientist who arranged the elements according to groups of three?

• John Dalton

• Johann Wolfgang Dobereneir

• Dmitri Inovich Mendeleev

• John Alexander Newlands

The arrangement of grouping elements by eight is called,

• Periodic Law

• Law of Octaves

• Law Triads

• Law of the Modern Periodic Table

Tags

NGSS.HS-PS1-1

Elements were also grouped by eight. This was devised by _________

• Dmitri Mendeleev

• John Newlands

• Lothar Meyer

• Henry Mosely

Which scientists contributed to the development of the periodic table?

• Ernest Rutherford

• Lothar Meyer

• Dmitri Mendeleev

• John Dalton

• John Newlands

Who noticed that by arranging the elements in order of increasing atomic mass, their properties repeated every eighth element?

• Antoine Lavoisier

• Lothar Meyer

• John Newlands

• Dmitri Mendeleev

Which were features of Mendeleev's periodic table?

• elements in columns had similar properties

• atomic masses were determined by mass spectrometer

• the arrangement of elements was based on electron configuration

• blank spaces predicted elements yet to be discovered

Which is the periodic repetition of properties when the elements are arranged by increasing atomic number?

• law of octaves

• octet rule

• periodic law

• aufbau principle

English chemist John Newlands noticed that when the elements were arranged by increasing atomic mass, their properties repeated every eighth element. What was this law called?

• ideal gas law

• Boyle's law

• law of conservation of mass

• law of octaves