6.4 The Structure Of Metals Question Preview (ID: 25370)


This Review Will Reinforce Knowledge Of Metal Properties. TEACHERS: click here for quick copy question ID numbers.

When a metal such as copper is mixed with gold, the gold becomes:
a) softer
b) harder
c) brighter
d) heavier

What two elements do all types of steel contain?
a) carbon and brass
b) iron and bronze
c) iron and carbon
d) carbon and tin

Pure aluminum is not the best material for the body of an airplane because:
a) it has an irregular lattice arrangment
b) it has a low freezing point
c) it cannot be made into an alloy
d) it bends and dents too easily

What two metals are used to make the alloy brass?
a) copper and tin
b) copper and gold
c) copper and zinc
d) copper and aluminum

When a metal cation and the shared electrons that surround it are attracted to each other they form a:
a) covalent bond
b) ionic bond
c) metallic bond
d) hydrogen bond

The cations in a metal form a lattice. Select from the words below to describe that metallic bonds that hold the cations and surrounding electrons in place.
a) weak
b) strong
c) water soluable
d) brittle

If 24-carat gold is 100% gold, what is the percentage of gold contained in 18-carat gold?
a) 15 percent
b) 35 percent
c) 55 percent
d) 75 percent

A mixture of two or more elements where at least one is a metal is called a(n):
a) metalloid
b) ore
c) alloy
d) bimetal

Which of the following is an important property of metals?
a) liquid at room temperature
b) cannot be made into wire
c) has the ability to conduct electricity
d) unable to be hammered or pressed out permanently

Which of the following is an important property of metals?
a) liquid at room temperature
b) cannot be made into wire
c) does not conduct electricity
d) able to be hammered or pressed out permanently

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