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Worksheets

Chemical Symbols

Total questions: 75

Worksheet time: 47mins

Name
Class
Date
1.
Hydrogen
a)
H
b)
Hy
c)
He
d)
Hd
2.
Helium
a)
H
b)

He

c)
Hl
d)
Hm
3.
Lithium
a)
L
b)
Li
c)
Lm
d)
Lt
4.
Beryllium
a)
B
b)
Be
c)
Br
d)
Bm
5.
Boron
a)
B
b)
Bo
c)
Br
d)
Bn
6.
Carbon
a)
C
b)
Ca
c)
Cb
d)
Co
7.
Nitrogen
a)
N
b)
Ni
c)
Nt
d)
Ng
8.
Fluorine
a)
F
b)
Fl
c)
Fn
d)
Fe
9.
Neon
a)
N
b)
Ne
c)
No
d)
Nn
10.
Sodium
a)
S
b)

So

c)
Na
d)
Au
11.
Magnesium
a)
M
b)
Mg
c)

Mn

d)
Md
12.
Aluminum
a)
A
b)
Al
c)
Ag
d)
Au
13.
Silicon
a)
S
b)
Si
c)
W
d)
K
14.
Sulfur
a)
S
b)
Su
c)
Si
d)
Ag
15.
Chlorine
a)
C
b)

Cl

c)
Cu
d)
Co
16.
Argon
a)
A
b)
Ar
c)
Al
d)
Ag
17.
Potassium
a)
P
b)
Pt
c)
K
d)
W
18.
Calcium
a)
C
b)
Ca
c)
Cu
d)
Co
19.

Titanium

a)

T

b)

Ti

c)

W

d)

Hg

20.
Chromium
a)
C
b)
Ch
c)
Cr
d)
Cu
21.
Manganese
a)
Mg
b)
Mn
c)
Ms
d)
M
22.
Cobalt
a)
C
b)
Co
c)
Cu
d)
Ca
23.
Bromine
a)
B
b)
Br
c)
Be
d)
Bo
24.
Iodine
a)
I
b)
Io
c)
Fe
d)
Hg
25.
Tungsten
a)
T
b)
Fe
c)
W
d)
Hg
26.
Platinum
a)
P
b)
Pl
c)
Pt
d)
K
27.
Gold
a)
G
b)
Ag
c)
Au
d)
Hg
28.
Radium
a)
Rd
b)
Ra
c)
R
d)
Rm
29.
Uranium
a)
U
b)
Ur
c)
Hg
d)
K
30.

How many carbon atoms are present? C2 + O2 ⇢ CO2

a)

0

b)

1

c)

2

d)

3

31.

How many oxygen atoms are present? C2 + O2 ⇢ CO2

a)

1

b)

2

c)

3

d)

4

32.

Select the symbols for the elements given:


Silver -a component in brazing rods & some solders

a)

Si

b)

Ag

c)

Sv

d)

Lv

33.

Oxygen - oxyacetylene torches

a)

O

b)

Ox

c)

Og

d)

On

34.

Phosphorous - found in brazing rods

a)

Ph

b)

Po

c)

Ps

d)

P

35.

Tin - a large component of solder

a)

Sb

b)

Ti

c)

Sn

d)

Tn

36.

Antimony - a large component of solder

a)

Sb

b)

Sn

c)

An

d)

At

37.

Copper - used for making pipe & fittings

a)

Co

b)

Cp

c)

Cr

d)

Cu

38.

Iron - for steel & other iron products

a)

Fe

b)

Fr

c)

Ir

d)

In

39.

Zinc - makes iron "galvanized"

a)

Zi

b)

Zn

c)

Zc

d)

Z

40.

Nickel - for plating faucets

a)

N

b)

Nc

c)

Nk

d)

Ni

41.

Lead - for caulked joints

a)

Ld

b)

Le

c)

Pb

d)

Pd

42.

Mercury - used in old thermostats

a)

Hg

b)

Me

c)

My

d)

Hy

43.

What letter of the alphabet does not appear in any chemical symbols?

a)

Z

b)

J

c)

L

d)

X

44.

What element has the chemical symbol Po?

a)

Plutonium

b)

Promethium

c)

Protactinium

d)

Polonium

45.

Who first developed the periodic table?

a)

Newton

b)

Einstein

c)

Mendeleev

d)

Rutherfor

46.

Which element had the original name 'plumbum"?

a)

Lead

b)

Platinium

c)

Plutonium

d)

Uranium

47.

How many of the 118 elements are naturally occurring?

a)

60

b)

All 118

c)

92

d)

102

48.

Which of the following is NOT a noble gas?

a)

Helium

b)

Xenon

c)

Oxygen

d)

Neon

49.
How many elements are in C6H12O6?
a)
1
b)
2
c)
3
d)
4
50.
How many atoms of carbon (C) are in C6H12O6?
a)
3
b)
6
c)
12
d)
24
51.
Element or compound?
H2O
a)
element
b)
compound
52.
Which of the following is a compound?
a)
Co
b)
O2
c)
C
d)
CO2
53.
How many atoms are there TOTAL in:
H2SO4
a)
6
b)
5
c)
7
d)
3
54.
The blue atoms are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
55.
The atoms along the staircase are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
56.
All of the following are chemical changes except
a)
iron rusting
b)
water evaporating
c)
wood burning
d)
food rotting
57.
What does Xe stand for?
a)
xenon
b)
mercury
c)
radon
58.
What does Sr stand for?
a)
strontium
b)
tin
c)
silver
59.
Kr stands for...
a)
potassium
b)
krypton
c)
chromium
60.
Ba stands for...
a)
barium
b)
bromine
c)
boron
61.
A way to show the number and type of elements (atoms) in a molecule or compound with a combination of symbols and numbers.
a)
Molecule
b)
Chemical formula
c)
Physical change
d)
Coefficient
62.
What is the atomic number for flourine?
a)
7
b)
9
c)
17
63.
What is the atomic number for nitrogen?  
a)
7
b)
14
c)
15
64.
What is the chemical symbol for Gallium?
a)
G
b)
Ga
c)
Gl
d)
Gm
65.
What is the chemical symbol for Germanium?
a)
G
b)
Gr
c)
Ge
d)
Gn
66.
What is the chemical symbol for arsenic?
a)
A
b)
Ar
c)
As
d)
Ac
67.
What is the chemical symbol for Selenium?
a)
S
b)
Se
c)
Sl
d)
Sn
68.
What is the chemical symbol for Rubidium?
a)
R
b)
Ru
c)
Rb
d)
Rd
69.
What is the chemical symbol for Radon?
a)
R
b)
Ra
c)
Rd
d)
Rn
70.

All of the following are chemical families EXCEPT ___.

a)

Gases

b)

Halogens

c)

Noble gases

d)

Alkali metals

71.

Why are the elements in Group 8A (18) called Noble gases?

a)

They were discovered by the royal family.

b)

They are more valuable than other gases.

c)

They rarely take part in a reaction.

d)

They are highly reactive.

72.

Why are these elements referred to as Representative Elements?

a)

they all have the same chemical properties

b)

they react in similar ways

c)

they display a wide range of chemical properties

d)

they have no chemical properties

73.

What is the name of this chemical family?

a)

Noble gases

b)

representative elements

c)

alkali metals

d)

alkali earth metals

74.

The element symbol for iron includes the number 55.845. What is this number called?

a)

atomic number

b)

atomic mass

c)

atomic configuration

d)

atomic element

75.
How did Mendeleev arrange the elements?
a)
alphabetical 
b)
density
c)
melting point
d)
atomic mass