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WorksheetsQuiz 6 - Calculating atoms
Total questions: 20
Worksheet time: 13mins
Name
Class
Date
1.
The electron configuration of an atom is 1s22s22p6. The number of electrons in the atom is
a)
3
b)
6
c)
8
d)
10
2.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
3.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
4.
What is the electron configuration for this atom?
a)
1s22s22p6
b)
1s22s22p5
c)
1s22s22p3
d)
2s22p3
5.
What is the electron configuration for this atom?
a)
1s22s22p6
b)
1s22s22p5
c)
1s22s22p3
d)
2s22p3
6.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
7.
Which is the correct electron configuration of As (Arsenic)?
a)
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3
b)
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p3
c)
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
d)
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6
8.
How many total electrons does O-2 (an oxide ion) have?
a)
8
b)
10
c)
6
d)
18
9.
How many total electrons does Mg+2 (a magnesium ion) have?
a)
10
b)
12
c)
14
d)
22
10.
How many total electrons does Na+1 (a sodium ion) have?
a)
10
b)
11
c)
12
d)
22
11.
Carbon
a)
CA
b)
C
c)
Ca
d)
Cn
12.
Sn
a)
tin
b)
sulfur
c)
iron
d)
sodium
13.
Zinc
a)
Z
b)
Zi
c)
ZN
d)
Zn
14.
Sulfur
a)
Sf
b)
Su
c)
Sr
d)
S
15.
Calcium
a)
Cl
b)
Ca
c)
C
d)
Cm
16.
Copper
a)
CU
b)
Cp
c)
Cu
d)
Cr
17.
Helium
a)
He
b)
Hl
c)
HE
d)
Hm
18.
Hydrogen
a)
Hy
b)
H
c)
Hr
d)
Hn
19.
N
a)
Sodium
b)
Nitrogon
c)
Nonium
d)
Nitrogen
20.
Gold
a)
Go
b)
Gl
c)
AU
d)
Au
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