15 Questions
Which of the following elements can be classified as metalloids?
Boron
Which element is a very reactive metal but exists as a gas at room temperature?
Hydrogen
What property of metals results from the mobility of the valence electrons in the crystal lattice?
Good electrical and thermal conductivity
In a normal environment, which of the following metals is a liquid at room temperature?
Mercury
What causes the metallic sound (ring) when a metal is struck?
The mobility of the valence electrons in the crystal lattice
Which element is a metal that exists as a gas at room temperature?
Hydrogen
Which property of metals results from the proper packing of atomic structure in the crystal lattice?
High density
Which element is an example of a metalloid?
Silicon
What causes the opacity of metals?
Ability to absorb light by valence electrons
Which property of metals results from the mobility of the valence electrons in the crystal lattice?
Good electrical and thermal conductivity
Which element, existing as a gas at room temperature, is a very reactive metal?
Hydrogen
Which property of metals results in their lustrous surface?
Ability of the valence electrons to reflect light
Which element ionizes positively in solution and provides electrons to the outer circuit in a galvanic cell if two metals are present?
Metal
Which element is an example of a metalloid showing both metallic and nonmetallic properties?
Boron
What causes the opacity of metals?
Ability of the valence electrons to absorb light
Test your knowledge about metallurgy and the shaping of metals with this quiz. Learn about the science that studies metals and alloys, casting, and the properties of metals.
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