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WorksheetsChemistry September 22
Total questions: 27
Worksheet time: 9mins
Name
Class
Date
1.
Metals can be struck with a mallet and reshaped because they are ____________.
a)
conductors
b)
ductile
c)
brittle
d)
malleable
2.
Metals can conduct heat and electricity because they are ________________.
a)
malleable
b)
ductile
c)
conductors
d)
brittle
3.
Nonmetals are ___________________.
a)
brittle
b)
dull
c)
non-conductors
d)
all of these
4.
Metals can reflect light and are shiny becasue they have ______________.
a)
conductivity
b)
malleability
c)
luster
d)
ductility
5.
Metals can be spooled or drawn into a wire because they are _____________.
a)
malleable
b)
conductors
c)
dull
d)
ductile
6.
Nonmetals like wood and plastic are good to use in the kithcen because they are _____________.
a)
ductile
b)
nonconductors
c)
conductors
d)
malleable
7.
Bubbles forming form mixing vinegar and baking soda is an example of __________ change.
a)
physical
b)
optimal
c)
chemical
d)
compound
8.
Bubbles forming form mixing vinegar and baking soda is an example of __________ change.
a)
physical
b)
optimal
c)
chemical
d)
compound
9.
Burning wood is an example of ___________ change.
a)
physical
b)
compound
c)
element
d)
chemical
10.
Freezing water to form ice is an example of _____________ change.
a)
chemical
b)
metallic
c)
physical
d)
optimal
11.
Boiling water is an example of ________ change.
a)
burning
b)
melting
c)
freezing
d)
physical
12.
Folding a piece of paper is an example of ___________ change.
a)
chemical
b)
physical
c)
optimal
d)
emotional
13.
Iron rusting to form iron oxide is an example of _________ change.
a)
physical
b)
rusting
c)
metalloid
d)
chemical
14.
NaCl is a _________ bond.
a)
philanthropic
b)
carbonic
c)
ionic
d)
covalent
15.
H2O is an example of _________ bond
a)
friendship
b)
ionic
c)
corvette
d)
covalent
16.
H2O is an example of _________ bond
a)
friendship
b)
ionic
c)
corvette
d)
covalent
17.
Group 18 on the peirodic table is/are ________________.
a)
metal
b)
noble gasses
c)
metalloids
d)
powdery nonmetals
18.
Periods or Rows go _____________.
a)
vertical
b)
semi-circle
c)
horizontal
d)
both A and B
19.
Compounds are made of two or more __________ chemically combined.
a)
metals
b)
metalloids
c)
covalents
d)
elements
20.
Neutrons are ___________.
a)
negative
b)
positive
c)
plus
d)
neutral
21.
Electrons are _________.
a)
neutral
b)
positive
c)
massive
d)
found outside the nucleus
22.
Protons are the ___________.
a)
Atomic Mass
b)
Neutrons
c)
Found outside the nucleus
d)
Atomic Number
23.
The atomic mass adds the ___________.
a)
protons and protons
b)
protons and electrons
c)
electrons and protons
d)
protons and neutrons
24.
The atomic mass adds the ___________.
a)
protons and protons
b)
protons and electrons
c)
electrons and protons
d)
protons and neutrons
25.
Protons and neutrons are found _____.
a)
outside the nucleus
b)
outside the electrons
c)
to be charged negatively
d)
inside the nucleus
26.
Electrons are so tiny that they have little to no _________.
a)
shape
b)
mass
c)
charge
d)
need
27.
Matter cannot be created or destroyed it can only change __________.
a)
destroyed
b)
created
c)
lives
d)
form
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