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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
Chemical Formula
B
Molecule
C
Gravity
D
Chemical Bond
2) Color, odor, mass, and volume are ____ of an object.
A
Chemical Properties
B
Physical Properties
C
External Properties
D
Internal Properties
3) Flammability and reactivity are ____ of a substance.
A
External Properties
B
Internal Properties
C
Chemical Properties
D
Physical Properties
4) Which of the following is NOT a physical property of matter?
A
Ductility
B
Color
C
Thermal Conductivity
D
Reactivity to Water
5) Which of the following is NOT a chemical property?
A
Malleability
B
Flammability
C
Reactivity with oxygen
D
Reactivity with Acid
6) A characteristic of a material that can be observed without changing it into a different material is called a(n) ___.
A
Chemical Property
B
External Property
C
Internal property
D
Physical 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
Physical Property
D
External Property
8) The ability to transfer heat from one area to another is called ___.
A
Conductivity
B
Flammability
C
Malleability
D
Reactivity
9) Being able to burn wood is an example of wood’s ___.
A
Reactivity
B
Flammability
C
Conductivity
D
Malleability
10) An old car’s bumper that was coated with chromium does not rust because chromium is ___.
A
Not reactive with oxygen
B
Reactive with oxygen
C
Ductile
D
Malleable
11) A group of atoms held together by chemical bonds is called a ___.
A
Ion
B
Element
C
Molecule
D
Mixture
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
Ion
C
Mixture
D
Compound
14) A symbolic way of showing the composition of a compound is called a ___.
A
Chemical Bond
B
Chemical Equation
C
Chemical Formula
D
Chemical Symbol
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
Mixtures
B
Matter
C
Substances
D
Colloids
16) The tiny particles that make up all forms of matter in the Universe are called ___.
A
Ions
B
Atoms
C
Compounds
D
Molecules
17) A substance that is made up of only one type of atom is called a(n) ___.
A
Compound
B
Mixture
C
Ion
D
Element
18) When elements form compounds, the elements…
A
Always change their physical state
B
Combine in a random fashion
C
Keep their original properties
D
React to form a new substance with new properties
19) Which of the following is a mixture?
A
Table salt (NaCl)
B
Air
C
Carbon dioxide (CO2)
D
Ammonia (NH4)
20) Which of the following is a compound?
A
Nitrogen (N)
B
Carbon dioxide (CO2)
C
Hydrogen (H)
D
Oxygen (O)
*select an answer for all questions
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