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WorksheetsThe First 15 Elements
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
What is the atomic number of hydrogen?
a)
1
b)
2
c)
3
d)
4
2.
What is the chemical symbol for helium?
a)
Helium
b)
Hm
c)
He
d)
Hl
3.
What is the atomic number of lithium?
a)
3
b)
9
c)
7
d)
5
4.
What is the chemical symbol for Beryllium?
a)
Bi
b)
Be
c)
Br
d)
B
5.
What is the atomic number of boron?
a)
10
b)
7
c)
3
d)
5
6.
What is the chemical symbol for carbon?
a)
C
b)
Cr
c)
Co
d)
Ca
7.
What is the atomic number of nitrogen?
a)
5
b)
20
c)
7
d)
12
8.
What is the chemical symbol for Oxygen?
a)
Ox
b)
O
c)
X
d)
Om
9.
What is the atomic number of fluorine?
a)
16
b)
22
c)
12
d)
9
10.
What is the chemical symbol for neon?
a)
Neo
b)
Ne
c)
Na
d)
Nn
11.
What is the atomic number of aluminum?
a)
13
b)
8
c)
12
d)
15
12.
What is the atomic number of phosphorus?
a)
13
b)
8
c)
12
d)
15
13.
What is the atomic number of silicon?
a)
14
b)
16
c)
12
d)
22
14.
What is the atomic number of oxygen?
a)
6
b)
8
c)
10
d)
12
15.
What is the chemical symbol for sodium?
a)
So
b)
Si
c)
Na
d)
Sa
16.
What is the atomic number of magnesium?
a)
10
b)
12
c)
14
d)
16
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