The History and Arrangement of the Periodic Table
Use the periodic table to select the element that best fits each of the following descriptions. Which elements likely conduct electricity well? Check all that apply.
A. chromium D. calcium E. osmium
One of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. Which property fits this description?
B. Atomic Mass
What is the correct chronological order of scientists contributing to the modern periodic table?
B. Lavoisier, Dobereiner, Newlands, Mendeleev, and Moseley
Use the periodic table to select the element that best fits each of the following descriptions. Which two elements most likely have the most similar properties?
C. nitrogen and phosphorus
Use the periodic table to select the element that best fits each of the following descriptions. Which element below has properties of both metals and nonmetals?
D. Boron
Use the periodic table to select the element that best fits each of the following descriptions. Which element below is least reactive?
Helium
Which element below must be stored in oil because of its reactivity?
Sodium
Use the periodic table to select the element that best fits each of the following descriptions. Which element below is the most reactive?
c. Chlorine
Use the periodic table to select the element that best fits each of the following descriptions.
Alkali metal: Lithium Halogen: Fluorine Noble Gas: Krypton A Group 5A element: Arsenic Metalloid (semimetal): Germanium Lanthanide: Promethium
Use the periodic table to select the element that best fits each of the following descriptions. Which solution below most likely shows a vivid color?
B. Nickel Chloride