Review For Metals Question Preview (ID: 44308)


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What is the chemical symbol for magnesium?
a) 12
b) Mg
c) magnesium
d) 24.31

Compounds are different than elements because compounds are –
a) combinations of two or more elements.
b) not able to be broken down into parts.
c) made from the same type of atoms.
d) a pure substance, elements are not.

The smallest particle of any particular type of matter is known by which of the following terms?
a) substance
b) compound
c) Atom
d) chemical

All are evidence of a new substance forming except:
a) the volume increased
b) one substance dissolving into water
c) the temperature increased
d) the mass of the substance increased

Bubbles and fizzing are the evidence of what?
a) a precipitate
b) one liquid another
c) a physical change
d) formation of a gas during a chemical change

Which one is not evidence of a chemical change?
a) a precipitate
b) a formation of gas
c) a change in temperature
d) a change in the state of matter

Conductivity is the ability to _
a) transfer heat and electricity
b) reflect light on the surface
c) be shaped into thin sheets or wire
d) break easily

the physical properties of metals are all except:
a) malleable
b) conductivity
c) brittle
d) ductile

Which of the following would help a student classify an unknown element as a metal, metalloid, or nonmetal?
a) Measure its conductivity
b) determine it's density
c) find it's melting point
d) observe it's color

The formula to determine density is all EXCEPT:
a) D= mass divided by volume
b) mass goes in the house
c) multiply mass and volume
d) D= M/V

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