Metals And First Six Weeks Question Preview (ID: 48258)


First Six Weeks. TEACHERS: click here for quick copy question ID numbers.

Which two elements are most found in living matter (the biosphere)
a) oxygen and carbon
b) oxygen and sulfur
c) oxygen and helium
d) oxygen and hydrogen

which of the following describes a chemical change
a) breaking a pencil
b) mowing the lawn
c) cutting your hair
d) burning wood into ash

If you mix two substance and observe bubbling and fizzing, which sign from city girls love their phones has happened?
a) color change
b) gas omitted
c) light given off
d) temperature change

Which of the following is NOT true about compounds
a) they are pure substances
b) they have a chemical symbol
c) they are made of two or more different elements
d) they have a chemical formula

Which of the following lists the characteristics of nonmetals
a) high luster, malleable, good conductors
b) high luster, brittle, good conductor
c) dull, brittle, poor conductor
d) dull, malleable, poor conductor

Which of the following lists the characteristics of metals
a) high luster, malleable, good conductors
b) high luster, brittle, good conductor
c) dull, brittle, poor conductor
d) dull, malleable, poor conductor

Which of the following is the most abundant element in the atomsphere
a) oxygen
b) hydrogen
c) helium
d) nitrogen

something you must have or that is very important
a) essential
b) abundant
c) conductor
d) insulator

to have a lot or the most of something
a) essential
b) abundant
c) nonmetal
d) metla

a pure substance made of two or more atoms of different elements and represented by a chemical formula
a) element
b) compound
c) atom
d) conductor

A pure substance made of 1 type of atom and represented by a chemical symbol
a) atom
b) molecule
c) element
d) compound

does NOT let heat and electricity through easily
a) conductor
b) insulator
c) malleable
d) brittle

allows heat and electricity through easily
a) conductor
b) insulator
c) malleable
d) brittle

when hit with a hammer, able to bend, dent or flatten without breaking
a) luster
b) malleable
c) brittle
d) conductor

reflects light or shiny
a) luster
b) malleable
c) brittle
d) conductor

breaks easily
a) luster
b) malleable
c) brittle
d) conductor

Which of the following is an element?
a) Ca
b) CO
c) CHe
d) KL

dissolving salt or sugar in water is an example of
a) a chemical change
b) a physical change
c)
d)

When a precipitate forms, what kind of change has happened
a) chemical change
b) physical change
c)
d)

When a substance has characteristics of a metal and a nonmetal it is called
a) a half metal
b) a gas
c) a liquid
d) a metalloid

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