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WorksheetsCAX IG02 Atomic structure and the Periodic Table
Total questions: 41
Worksheet time: 21mins
Name
Class
Date
1.
Relative charge of a neutron
a)
+1
b)
1
c)
-1
d)
0
2.
Relative charge of a proton
a)
1
b)
+1
c)
-1
d)
0
3.
Relative charge of an electron
a)
-1
b)
1
c)
+1
d)
1
4.
Relative mass of a neutron
a)
1
b)
Approx. 0
c)
-1
d)
+1
5.
Relative mass of a proton
a)
1
b)
Approx. 0
c)
-1
d)
+1
6.
Relative mass of an electron
a)
Approx. 0
b)
1
c)
-1
d)
+1
7.
Location of neutrons in an atom
a)
Nucleus
b)
Orbitals (shells)
c)
Throughout the atom
8.
Location of protons in an atom
a)
Nucleus
b)
Orbitals (shells)
c)
Throughout the atom
9.
Location of electrons in an atom
a)
Orbitals (shells)
b)
Nucleus
c)
Throughout the atom
10.
Mass number is the number of...
a)
protons and neutrons
b)
protons only
c)
neutrons only
11.
Atomic number is defined as...
a)
protons only
b)
protons and neutrons
c)
neutrons only
12.
The group of an element tells you...
a)
the number of outer electrons
b)
the number of shells with electrons
c)
the total number of electrons
13.
The period of an element tells you...
a)
the number of shells with electrons
b)
the number of outer electrons
c)
the total number of electrons
14.
Isotopes have the same number of...
a)
protons
b)
neutrons
15.
Isotopes have different numbers of...
a)
neutrons
b)
protons
c)
electrons
16.
Which represents a group 4 element?
a)
2,4
b)
2,8,8,1
c)
2,2
17.
Which represents a period 4 element?
a)
2,8,8,1
b)
2,4
c)
2,2
18.
How many electrons are in the outer shell of helium?
(a)
19.
How many electrons are in the outer shell of sodium?
(a)
20.
How many electrons are in the outer shell of nitrogen?
(a)
21.
How many electrons are in the outer shell of chlorine?
(a)
22.
How many shells have electrons in phosphorus?
(a)
23.
How many shells have electrons in calcium?
(a)
24.
How many shells have electrons in carbon?
(a)
25.
How many shells have electrons in argon?
(a)
26.
Oxides of sodium are...
a)
basic
b)
acidic
c)
not possible
27.
Oxides of calcium are...
a)
basic
b)
acidic
c)
not possible
28.
Oxides of iron are...
a)
basic
b)
acidic
c)
not possible
29.
Oxides of nitrogen are...
a)
acidic
b)
basic
c)
not possible
30.
Oxides of sulphur are...
a)
acidic
b)
basic
c)
not possible
31.
Oxides of argon are...
a)
not possible
b)
basic
c)
acidic
32.
Sodium is a . . . conductor of electricity.
a)
good
b)
poor
33.
Magnesium is a . . . conductor of electricity.
a)
good
b)
poor
34.
Iron is a . . . conductor of electricity.
a)
good
b)
poor
35.
Nitrogen is a . . . conductor of electricity.
a)
poor
b)
good
36.
Sulphur is a . . . conductor of electricity.
a)
poor
b)
good
37.
Argon is a . . . conductor of electricity.
a)
poor
b)
good
38.
How many neutrons are in chlorine-35?
a)
18
b)
17
c)
19
d)
20
39.
How many neutrons are in chlorine-37?
a)
20
b)
18
c)
19
d)
17
40.
How many protons are in chlorine-35?
a)
17
b)
18
c)
19
d)
20
41.
Which form of chlorine is more common if it's relative mass is 35.5?
a)
35.0
b)
37.0
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