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WorksheetsChemistry - 8th Grade
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
positive charge, found in nucleus, mass = one
a)
proton
b)
neutron
c)
electron
d)
ion
2.
no charge, found in nucleus, mass = one
a)
proton
b)
neutron
c)
electron
d)
ion
3.
negative charge, found orbiting nucleus, mass is almost zero
a)
proton
b)
neutron
c)
electron
d)
ion
4.
an atom with an unequal number of electrons and protons
a)
neutron
b)
nucleus
c)
ion
5.
A cation is a positively charged ion.
a)
True
b)
False
6.
An anion is a negatively charged ion.
a)
True
b)
False
7.
Which is NOT a type of chemical bond?
a)
Ionic Bond
b)
Covalent Bond
c)
Metallic Bond
d)
None of the above
8.
share electrons, occur between non-metals and non-metals. Form molecules.
a)
ionic bonds
b)
covalent bonds
c)
metallic bonds
9.
transfer electrons, occur between metals and non-metals. Form crystal lattices.
a)
ionic bonds
b)
covalent bonds
c)
metallic bonds
10.
sea of electrons, occurs between metals and metals.
a)
ionic bonds
b)
covalent bonds
c)
metallic bonds
11.
the ability to be hammered into sheets
a)
conductivitiy
b)
ductility
c)
malleability
12.
the ability to be drawn into wires
a)
conductivity
b)
ductility
c)
malleability
13.
metallic bonding allows metals to conduct electricity
a)
conductivity
b)
ducticility
c)
malleability
14.
Smallest component of an element
a)
atom
b)
molecule
15.
The process in which one or more substances change to produce one or more new and different substances
a)
chemical bonding
b)
chemical reaction
16.
Two (2) atoms of the same element bonded together (Ex: O2 )
a)
Molecule
b)
Diatomic Molecule
c)
Valence Electron
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