WorksheetsCommonly used elements
Total questions: 65
Worksheet time: 1hrs 5mins
Name
Class
Date
1.
H
(a)
2.
He
(a)
3.
Li
(a)
4.
Be
(a)
5.
B
(a)
6.
C
(a)
7.
N
(a)
8.
O
(a)
9.
F
(a)
10.
Ne
(a)
11.
Na
(a)
12.
Mg
(a)
13.
Al
(a)
14.
Si
(a)
15.
P
(a)
16.
S
(a)
17.
Cl
(a)
18.
Ar
(a)
19.
K
(a)
20.
Ca
(a)
21.
Ti
(a)
22.
Cr
(a)
23.
Mn
(a)
24.
Fe
(a)
25.
Co
(a)
26.
Ni
(a)
27.
Cu
(a)
28.
Zn
(a)
29.
As
(a)
30.
Se
(a)
31.
Br
(a)
32.
Ag
(a)
33.
Sn
(a)
34.
I
(a)
35.
Cs
(a)
36.
Ba
(a)
37.
Ba
(a)
38.
Au
(a)
39.
Hg
(a)
40.
Pb
(a)
41.
U
(a)
42.
LiOH
(a)
43.
NaOH
(a)
44.
KOH
(a)
45.
Ca(OH)2
(a)
46.
Ba(OH)2
(a)
47.
NH4OH
(a)
48.
NH3
(a)
49.
LiOH
(a)
50.
NaOH
(a)
51.
KOH
(a)
52.
Ca(OH)2
(a)
53.
Ba(OH)2
(a)
54.
NH4OH
(a)
55.
NH3
(a)
56.
HC2H3O2
(a)
57.
H3PO4
(a)
58.
H2SO4
(a)
59.
HCl
(a)
60.
HI
(a)
61.
HBr
(a)
62.
HF
(a)
63.
HNO3
(a)
64.
HClO4
(a)
65.
H2CO3
(a)
100 %
