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WorksheetsChemistry
Total questions: 53
Worksheet time: 39mins
Name
Class
Date
1.
The element symbol for Potassium is ...
a)
P
b)
Po
c)
Pt
d)
K
2.
Sodium's chemical symbol is...
a)
S
b)
So
c)
Na
d)
K
3.
The Chemical Symbol Fe stands for ...
a)
Ferris wheel
b)
Iron
c)
Freemont
d)
Fire
4.
The correct spelling for the element with the symbol F is....
a)
Phosphorous
b)
Flubaroo
c)
Florium
d)
Fluorine
5.
The chemical symbol S stands for ...
a)
Sodium
b)
Selenium
c)
Silicon
d)
Sulfur
6.
Nitrogen is shown with the element symbol
a)
Ni
b)
Ne
c)
No
d)
N
7.
This happens when tomato soup boils.
a)
Viscosity
b)
Surface tension
c)
Change of state
d)
Liquid
8.
Ice, water, and steam are all examples.
a)
Surface tension
b)
Change of state
c)
States of matter
d)
Temperature
9.
This is a state of matter in which atoms and molecules are close together but can slide past each other.
a)
Liquid
b)
Gas
c)
Solid
d)
Plasma
10.
It has no definite volume.
a)
Solid
b)
Liquid
c)
Gas
d)
Volume
11.
The change of state from a liquid to a gas is
a)
Evaporation
b)
Gas
c)
Condensation
d)
Liquid
12.
Which of the following occurs when a liquid becomes a gas?
a)
The particles create energy.
b)
The particles break away from one another.
c)
The particles clump together.
d)
The particles stop moving.
13.
In the compound 2H2, the H stands for
a)
Helium
b)
Hydrogen
c)
Herculineum
14.
In the compound 2H2, the "2" stands for
a)
it's the subscript, it means there are two H bonded together
b)
it means there are "2" many molecules
15.
In the equation below , what are the PRODUCTS
2 H2 + O2 → H2O
2 H2 + O2 → H2O
a)
2 H2 + O2
b)
H2O
16.
In the equation below, what are the reactants
2 H2 + O2 → H2O
2 H2 + O2 → H2O
a)
H2O
b)
2 H2 + O2
17.
The atomic number of an element is based on the
a)
mass of its nucleus
b)
number of electrons around its core
c)
number of protons in the nucleus
d)
number of neutrons in its nucleus
18.
What information indicates the number of protons in the nucleus
a)
position of element in columun
b)
chemical symbol
c)
atomic number
d)
atomic mass
19.
What parts of the atom move around the nuclues
a)
atomic mass units
b)
electrons
c)
protons
d)
neutrons
20.
Which particles in atoms have a negative charge
a)
electrons
b)
protons
c)
neutrons
d)
nuclei
21.
The _____________is the very small center of an atom
a)
nucleus
b)
core
c)
proton
d)
neutron
22.
Each element consists of one or two letters known as the elements _________.
a)
name
b)
calling
c)
symbol
d)
letters
23.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
24.
Salt has a chemical formula of NaCl. Salt is a...
a)
Compound
b)
Element
c)
Mixture
d)
None of the Above
25.
What is made up two or more elements that are chemically combined?
a)
Element
b)
Mixture
c)
Compound
d)
Solids
26.
How many elements are represented in the compound?
Na2CO3
Na2CO3
a)
1
b)
2
c)
3
d)
4
27.
Which of these is a mixture?
a)
Uncooked chocolate chips and cookie dough blended together with a spoon.
b)
Distilled water
c)
A nugget of gold
d)
A molecule of Oxygen
28.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
29.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
30.
Cereal is a mixture
a)
True
b)
False
31.
Which one is a soil?
a)
mixture
b)
pure substance
c)
compound
d)
neither
32.
A substance made by mixing other substances together and being able to then separate is the definition of a
a)
Combination
b)
Solution
c)
Mixture
33.
A substance made by mixing other substances together and being able to then separate is the definition of a
a)
Combination
b)
Solution
c)
Mixture
34.
Can a mixture be separated?
a)
No
b)
Yes
c)
Only sometimes
35.
Another example of a mixture is
a)
Water and oil
b)
Cereal and Milk
c)
Sand and water
d)
All of the above
36.
Diet coke is a mixture
a)
True
b)
False
37.
Another example of a mixture is
a)
Water and oil
b)
Cereal and Milk
c)
Sand and water
d)
All of the above
38.
Air is a mixture
a)
True
b)
False
39.
Salt water boils and the water completely evaporates, salt (NaCl) is left in the bottom of the beaker. Which of the following is left in the beaker?
a)
Compound
b)
Element
c)
Mixture
d)
None of the Above
40.
a)
1
b)
2
c)
3
d)
4
41.
a)
1
b)
2
c)
3
d)
4
42.
How many elements are represented in the compound?
Na2CO3
Na2CO3
a)
1
b)
2
c)
3
d)
4
43.
What is made up two or more elements that are chemically combined?
a)
Element
b)
Mixture
c)
Compound
d)
Solids
44.
blue berry muffin
a)
heterogeneous mixture
b)
homogeneous mixture
45.
Italian Salad Dressing
a)
heterogeneous mixture
b)
homogeneous mixture
46.
Milk
a)
Heterogeneous mixture
b)
Homogeneous mixture
47.
A compost pile in the backyard for the garden
a)
Heterogeneous
b)
Homogeneous
48.
Pepsi
a)
Heterogeneous mixture
b)
homogeneous mixture
49.
mashed, unpeeled potatoes
a)
Heterogeneous mixture
b)
Homogeneous mixture
50.
Olive Oil
a)
Heterogeneous mixture
b)
Homogeneous mixture
51.
black ink
a)
heterogeneous mixture
b)
homogeneous mixture
52.
cake batter
a)
heterogeneous mixture
b)
homogeneous mixture
53.
Chicken noodle soup
a)
heterogeneous mixture
b)
homogeneous mixture
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