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Description And Classification Of Matter Test Review
Test Description: These questions will help you get ready for your test on the description and classification of matter.
Instructions: Answer all questions to get your test result.
1) A force of attraction between two atoms is called a ___.
A
Gravity
B
Chemical Formula
C
Molecule
D
Chemical Bond
2) Color, odor, mass, and volume are ____ of an object.
A
Internal Properties
B
External Properties
C
Chemical Properties
D
Physical Properties
3) Flammability and reactivity are ____ of a substance.
A
External Properties
B
Chemical Properties
C
Physical Properties
D
Internal Properties
4) Which of the following is NOT a physical property of matter?
A
Color
B
Thermal Conductivity
C
Ductility
D
Reactivity to Water
5) Which of the following is NOT a chemical property?
A
Reactivity with Acid
B
Malleability
C
Flammability
D
Reactivity with oxygen
6) A characteristic of a material that can be observed without changing it into a different material is called a(n) ___.
A
Physical Property
B
External Property
C
Internal property
D
Chemical Property
7) A characteristic of a material that describes its ability to change into different materials is called a(n) ___.
A
Internal Property
B
Chemical Property
C
External Property
D
Physical Property
8) The ability to transfer heat from one area to another is called ___.
A
Malleability
B
Reactivity
C
Conductivity
D
Flammability
9) Being able to burn wood is an example of wood’s ___.
A
Conductivity
B
Reactivity
C
Flammability
D
Malleability
10) An old car’s bumper that was coated with chromium does not rust because chromium is ___.
A
Ductile
B
Not reactive with oxygen
C
Reactive with oxygen
D
Malleable
11) A group of atoms held together by chemical bonds is called a ___.
A
Mixture
B
Ion
C
Element
D
Molecule
12) Materials that have a fixed composition or chemical makeup are called ___.
A
Mixtures
B
Matter
C
Colloids
D
Substances
13) A substance made of two or more different elements combined together is called a(n) ___.
A
Atom
B
Compound
C
Ion
D
Mixture
14) A symbolic way of showing the composition of a compound is called a ___.
A
Chemical Bond
B
Chemical Formula
C
Chemical Symbol
D
Chemical Equation
15) Materials that do not have a fixed composition and whose pieces do not react to form new substances when put together are called ___.
A
Matter
B
Substances
C
Colloids
D
Mixtures
16) The tiny particles that make up all forms of matter in the Universe are called ___.
A
Molecules
B
Compounds
C
Atoms
D
Ions
17) A substance that is made up of only one type of atom is called a(n) ___.
A
Element
B
Ion
C
Mixture
D
Compound
18) When elements form compounds, the elements…
A
Keep their original properties
B
React to form a new substance with new properties
C
Combine in a random fashion
D
Always change their physical state
19) Which of the following is a mixture?
A
Table salt (NaCl)
B
Ammonia (NH4)
C
Air
D
Carbon dioxide (CO2)
20) Which of the following is a compound?
A
Hydrogen (H)
B
Carbon dioxide (CO2)
C
Nitrogen (N)
D
Oxygen (O)
*select an answer for all questions
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