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WorksheetsQuiz #5- Oxygen & Halogen Families
Total questions: 30
Worksheet time: 15mins
The Oxygen family has ___ valence electrons.
2
4
6
8
The Halogen family has ____ valence electrons.
1
3
6
7
Oxygen has an atomic number of ____.
8
16
34
52
Sulfur has atomic number of ____.
8
16
32
52
84
Selenium has atomic number of ____.
8
16
34
52
84
Tellurium has atomic number of ____.
8
16
34
52
84
Polonium has atomic number of ____.
8
16
34
52
84
Fluorine has atomic number of ____.
9
17
35
53
Chlorine has atomic number of ____.
9
17
35
53
Bromine has atomic number of ____.
9
17
35
53
Iodine has atomic number of ____.
9
17
35
53
85
Astatine has atomic number of ____.
9
17
35
53
85
____ is the most abundant element in earth's crust.
nitrogen
fluorine
oxygen
chlorine
Oxygen is extremely reactive and combines with almost all elements.
True
False
Halogens are the most reactive nonmetals.
True
False
The first element of the halogen family is Oxygen.
True
False
Halogen are never found free in nature.
True
False
Halogen atoms only need to gain ____electron to fill their outermost energy level.
1
2
3
4
Halogens react with _______ _______ to form salts. (Think NaCl- table salt)
oxygen elements
alkali metals
transition metals
The symbol for Oxygen is ___.
Ox
O
On
The symbol for Sulfur is ___.
S
Su
Sl
The symbol for Selenium is ____.
S
Se
Sn
The symbol for Tellurium is ____.
Te
T
Tm
The symbol for Polonium is _____.
P
Po
Pm
The symbol for Fluorine is _____.
Fl
Fn
F
The symbol for Chlorine is ____.
C
Ch
Cl
The symbol for Bromine is ____.
B
Br
Bm
The symbol for Iodine is ____.
Id
In
I
The symbol for Astatine is ____.
At
A
As
An
The first element of the Halogen family is ___.
oxygen
fluorine
chlorine
iodine
