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Which scientist established the law of octaves?A. Antoine LavoisierB. Dmitri MendeleevC. Henry MoseleyD. John Newlands
Which property would cesium most likely have?A. It is hard.B. It is ductile.C. It is a gas.D. It has low reactivity.
How did the work of Dmitri Mendeleev differ from that of John Newlands in the development of the periodic table?A. Mendeleev arranged the elements according to increasing atomic mass.B. Mendeleev predicted elements that would later be discovered.C. Mendeleev identified elements that had similar properties.D. Mendeleev organized elements into triads based on their properties.
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Who is credited with creating the first periodic table?A. Johann DobereinerB. Henry MoseleyC. Dmitri MendeleevD. John Newlands
Who wrote the first modern chemical textbook?A. Antoine LavoisierB. Dmitri MendeleevC. Henry MoseleyD. Johann Dobereiner
Which element is placed in the same period as ruthenium but has a higher atomic number than it?A. bismuthB. osmiumC. silverD. zirconium
Members of which group easily lose an electron to form a +1 cation?A. halogensB. alkaline earth metalsC. noble gasesD. alkali metals
How was the work of Newlands similar to that of Mendeleev on the periodic table?A. They both arranged the elements in order of increasing atomic mass.B. They both arranged elements that had similar properties into groups.C. They both predicted the positions of undiscovered elements on the table.D. They both placed the relative atomic mass of each element on the table.