Classification Of Matter Question Preview (ID: 43268)
Atoms, Elements, Compounds, Molecules.
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What is the basic of matter
a) atoms
b) elements
c) compounds
d) molecules
This is composed of 2 different elements chemically combined
a) atoms
b) elements
c) compounds
d) molecules
This is a pure substance that has only 1 type of atoms
a) element
b) compound
c) molecule
d) atoms
What is the common name for the compound NaCl
a) sugar
b) water
c) table salt
d) sodium
Air, bronze and salad are all what type of matter
a) mixtures
b) compounds
c) elements
d)
water, table salt, and sugar are all what type of matter
a) element
b) compound
c) mixture
d)
What is one way to separate salt from water
a) sifting
b) filtration
c) evaporation
d) magnetism
Which of the following is an example of a compound?
a) copper
b) iron
c) carbon
d) water
In which state of matter are atoms the furthest apart
a) solid
b) gas
c) liquid
d)
In order to go from one phase to the next what type of energy must be added or removed
a) potential
b) electrical
c) heat
d)
In which state of matter do atoms move the LEAST
a) solid
b) liquid
c) gas
d)
In this 2 or more substances are physically combined. Each substance retains its own physical characteristics.
a) compound
b) molecules
c) elements
d) mixtures
What is the smallest unit of an element that retains the properties of that element?
a) electron
b) molecule
c) neutron
d) atom
Which substance is composed of only one type of atom?
a) water
b) gold
c) salt
d) sugar
When oxygen combines with hydrogen, which substance is formed?
a) water
b) vinegar
c) hydrochloric acid
d) hydrogen dioxide
What is the product of a chemical reaction combining 2 elements together?
a) metal
b) mixture
c) solution
d) compounds
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