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WorksheetsElements & Compounds Practice
Total questions: 50
Worksheet time: 25mins
Name
Class
Date
1.
CO
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
2.
CH2O
a)
organic
b)
inorganic
3.
No
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
4.
NH3
a)
organic
b)
inorganic
5.
Br2
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
6.
H2O2
a)
organic
b)
inorganic
7.
CH4
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
8.
CH4
a)
organic
b)
inorganic
9.
NO
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
10.
C2H4PO
a)
organic
b)
inorganic
11.
O3
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
12.
CCl4
a)
organic
b)
inorganic
13.
BF3
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
14.
N2S4
a)
organic
b)
inorganic
15.
NO2
a)
organic
b)
inorganic
16.
CS
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
17.
C3H8O3
a)
organic
b)
inorganic
18.
Co
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
19.
C3H9P
a)
organic
b)
inorganic
20.
C2N2Se
a)
organic
b)
inorganic
21.
C6H12O6
a)
organic
b)
inorganic
22.
Hf
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
23.
NO2
a)
organic
b)
inorganic
24.
C2H6
a)
organic
b)
inorganic
25.
H3PO4
a)
organic
b)
inorganic
26.
C4H10O4
a)
organic
b)
inorganic
27.
CO2
a)
organic
b)
inorganic
28.
CH3Si
a)
organic
b)
inorganic
29.
Cl2O2
a)
organic
b)
inorganic
30.
Os
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
31.
KBr
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
32.
KI (uppercase i)
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
33.
NI (uppercase i)
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
34.
(uppercase i) IF7
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
35.
Cl2 (lowercase l)
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
36.
Se8
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
37.
Ni
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
38.
Cs
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
39.
HF
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
40.
Bh
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
41.
H2O
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
42.
Bh3
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
43.
Ho
a)
Single Element
b)
Compound
c)
Molecule of an Element
d)
Mixture
44.
CH4O
a)
organic
b)
inorganic
45.
COS
a)
organic
b)
inorganic
46.
H2O
a)
organic
b)
inorganic
47.
CH5PO
a)
organic
b)
inorganic
48.
CH5N
a)
organic
b)
inorganic
49.
CNBr
a)
organic
b)
inorganic
50.
CaSO4
a)
organic
b)
inorganic
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