Chemistry Test - Chapter 5 - Elements

Who arranged a number of the elements in triads on the basis of similar properties?

• Johann Döbereiner
• Linus Pauling
• Dimitri Mendeleev
• John Newlands

What chemist arranged the elements according to increasing atomic masses and thereby discovered the relationship he called the law of octaves?

• Henry Cavendish
• John Newlands
• Henry Moseley
• Linus Pauling

Mendeleev's periodic table arranged elements by

• atomic number.
• number of neutrons.
• atomic mass.
• electronegativity,

Whose work resulted in the revision of the periodic law and the atomic number being used as the organizing factor for the elements of the periodic table?

• Lord Rayleigh
• John Dalton
• Dimitri Mendeleev
• Henry Moseley

Elements with atomic numbers greater than that of uranium are called

• suburanium
• hyperuranium
• transuranium
• posturanium

Which one of these is not an element symbol?

• C
• Ca
• CN
• Cu

Why do elements in the same family have similar physical and chemical properties?

• similar surface area
• similar electrical charge
• similar nuclear construction
• similar electron configuration

In general, where are the nonmetals located on the periodic table?

• the far left side
• the far right side
• the center
• the bottom

The elements immediately adjacent to the stair-step line are the elements.

• metals
• metalloids
• nonmetals
• artificial elements

Cesium is in the lower left section of the periodic table, and helium is in the upper right. Which has the larger atomic radius?

• cesium
• helium