WorksheetsElements
Total questions: 50
Worksheet time: 33mins
Name
Class
Date
1.
CALCIUM
a)
C
b)
Ca
c)
Cu
d)
Cl
2.
CARBON
a)
C
b)
Ca
c)
Cl
d)
Cu
3.
COPPER
a)
C
b)
Ca
c)
Cu
d)
Cl
4.
SILVER
a)
Au
b)
Ag
c)
Al
d)
Ar
5.
SULFUR
a)
Su
b)
S
c)
Sf
d)
Si
6.
SILICON
a)
S
b)
Si
c)
Su
d)
Sc
7.
SODIUM
a)
S
b)
So
c)
N
d)
Na
8.
HELIUM
a)
H
b)
He
c)
Hl
d)
Hm
9.
HYDROGEN
a)
H
b)
He
c)
Hy
d)
Hd
10.
IRON
a)
I
b)
Ir
c)
F
d)
Fe
11.
ZINC
a)
Zn
b)
Z
c)
Zi
d)
Zc
12.
NICKEL
a)
N
b)
Ni
c)
Nc
d)
Nl
13.
FLUORINE
a)
F
b)
Fl
c)
Fu
d)
Fe
14.
NEON
a)
N
b)
Ne
c)
No
d)
Nn
15.
NITROGEN
a)
N
b)
Ne
c)
Ni
d)
Nt
16.
OXYGEN
a)
O
b)
Ox
c)
Oy
d)
Og
17.
POTASSIUM
a)
P
b)
Ka
c)
K
d)
Pt
18.
CHLORINE
a)
C
b)
Ca
c)
Cl
d)
Cu
19.
CALCIUM
a)
C
b)
Ca
c)
Cu
d)
Cl
20.
CARBON
a)
C
b)
Ca
c)
Cl
d)
Cu
21.
SULFUR
a)
Su
b)
S
c)
Sf
d)
Si
22.
An example of matter made of only one element is
a)
water
b)
gold bar
c)
light bulb
d)
salad mixture
23.
The chemical symbol for Helium is
a)
H
b)
Hg
c)
He
d)
O
24.
The chemical symbol for Oxygen is
a)
Ox
b)
Og
c)
O
d)
On
25.
The chemical symbol for Carbon is
a)
C
b)
Cb
c)
Ca
d)
Cn
26.
What element is essential (needed) for all Living Things but is not in the atmosphere?
a)
Iron (Fe)
b)
Carbon (C)
c)
Hydrogen (H)
d)
Argon (Ar)
27.
Elements are represented by chemical symbol. Symbols are written with
a)
all lower case letters
b)
all capital letters
c)
always only one letter
d)
At least and ONLY one capital letter
28.
The smallest part of an element is
a)
proton
b)
atom
c)
compound
d)
mixture
29.
What does the C represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol
30.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
31.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
32.
which one can be found on the periodic table
a)
Compound
b)
Element
33.
Water compound
a)
NaCl
b)
H2O
c)
Protein
d)
CaCO
34.
An element is made up of only one kind of _____.
a)
isotope
b)
plastic
c)
atom
d)
metal
35.
_____ small particles that make up most types of matter on Earth.
a)
compounds
b)
atoms
c)
mixtures
d)
elements
36.
Vertical columns in the periodic table are called _________ of elements and have similar properties.
a)
groups
b)
periods
37.
The horizontal rows on the periodic table are known as
a)
periods.
b)
atoms.
c)
groups or families.
d)
valence electrons.
38.
The blue numbers in the image below are called ___________.
a)
compounds
b)
coefficients
c)
subscripts
d)
chemical formulas
39.
How many atoms are there TOTAL in:
H2SO4
H2SO4
a)
6
b)
5
c)
7
d)
3
40.
How many different elements are in this chemical formula: C2H2ClK3
a)
6
b)
8
c)
2
d)
4
41.
Which of the following atomic symbols is written correctly?
a)
ee
b)
hE
c)
C
d)
CL
42.
Which of the following atomic symbols is written correctly?
a)
OH
b)
oH
c)
fe
d)
H
43.
Which of the following chemical formulas represents a compound?
a)
C3
b)
O2
c)
CH3CHO
d)
H2
44.
Can be found on the periodic table
a)
Element
b)
Compound
c)
MIxture
45.
What is gold?
a)
element
b)
compound
c)
mixture
46.
What is water?
a)
element
b)
compound
c)
mixture
47.
What is sugar?
a)
element
b)
compound
c)
mixture
48.
When two or more elements chemically combine
a)
element
b)
compound
c)
mixture
d)
solution
49.
Which one can be found on the periodic table?
a)
Compound
b)
Element
50.
Which item on this element square is the chemical symbol?
a)
Copper
b)
29
c)
Cu
d)
63.546
100 %
