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6.1 And 6.2 Vocabulary
Test Description: Vocabulary Review
Instructions: Answer all questions to get your test result.
1) ________ are the building blocks of matter.
A
Neutrons
B
Molecules
C
Electrons
D
Atoms
2) The center of the atom that contains protons and neutrons is called the _______.
A
energy level
B
neutron
C
electron
D
nucleus
3) Positively charged particles that are located in the nucleus are ________.
A
protons
B
neutrons
C
electrons
D
atoms
4) Negatively charged particles that are located outside the nucleus are ________.
A
electrons
B
neutrons
C
atoms
D
protons
5) A substance that cannot be broken down into other substances is a(n) _______.
A
element
B
atom
C
molecule
D
compound
6) Carbon-14 is a(n) _______ because it has a different number of neutrons that other carbon atoms.
A
ion
B
molecule
C
element
D
isotope
7) A(n) _______ forms when two or more elements combine.
A
atom
B
compound
C
ion
D
element
8) The chemical bond that holds the elements together when electrons are shared is a(n) ________.
A
covalent bond
B
ionic bond
C
ion
D
isotope
9) An atom that has lost or gained one or more electrons becomes a(n) ________, which carries an electric charge.
A
nucleus
B
ion
C
element
D
isotope
10) Two oppositely charged atoms (due to gaining or losing electrons) can form an electrical attraction called a(n) _________.
A
ion
B
ionic bond
C
element
D
covalent bond
*select an answer for all questions
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