WorksheetsElectron Config - Ellington
Total questions: 26
Worksheet time: 37mins
Name
Class
Date
1.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
2.
What atom matches this electron configuration?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
3.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
4.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
5.
The electron configuration of an atom is 1s22s22p6. The number of electrons in the atom is
a)
3
b)
6
c)
8
d)
10
6.
What do you start electron configuration with?
a)
1s2
b)
1d10
c)
1f14
d)
1p6
7.
What is this element?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
8.
Which electron configuration belongs to Chlorine (Cl)?
a)
1s2 2s2 2p6 3s2 3p5
b)
1s2 2s2 2p6 3s2 3p6
c)
1s2 2s2 2p6 3s2 3p7
9.
There are 4 different types of subshells s,p,d,f
a)
true
b)
false
10.
Which electron configuration belongs to Copper (Cu)?
a)
1s2 2s2 2p6 3s2 3p6 4s2 3d8
b)
1s2 2s2 2p6 3s2 3p6 4s2 3d9
c)
1s2 2s2 2p6 3s2 3p6 4s2 3d10
11.
Identify the Electron Configuration for Aluminum (Al)
a)
1s2 2s2 2p6 3s2 3p1
b)
1s2 2s2 2p6 3s2 3p3
c)
1s2 2s2 2p6 3s2 4p1
12.
Who is responsible for the model of the atom where electrons travel in specific paths or orbits around the nucleus?
a)
Einstein
b)
Bohr
c)
Planck
d)
Dalton
13.
True or False: Electrons are considered stable at their ground state.
a)
TRUE
b)
FALSE
14.
If an electron moves from n=2 to n=4 ...
a)
it absorbs light
b)
it releases light
15.
The electron configuration of an atom is 1s22s22p6. The number of electrons in the atom is
a)
3
b)
6
c)
8
d)
10
16.
Which element is pictured?
a)
neon
b)
fluorine
c)
magnesium
d)
argon
17.
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
a)
Hund’s Rule
b)
Aufbau Principle
c)
Pauli Exclusion Principle
18.
What does Pauli exclusion principle state ?
a)
states that each electron occupies the lowest energy orbital available
b)
states that a maximum of two electrons can occupy a single atomic orbital, but if only if the electros have opposite spins
c)
states that single electrons electrons with the same spin must occupy each-energy orbital before additional electrons with opposite spins can occupy the same orbitals
19.
What does Hund's rule states ?
a)
states that single electrons electrons with the same spin must occupy each-energy orbital before additional electrons with opposite spins can occupy the same orbitals
b)
states that each electron occupies the lowest energy orbital available
c)
states that a maximum of two electrons can occupy a single atomic orbital, but if only if the electros have opposite spins
20.
This could be the dot diagram of
a)
Mg
b)
Cl
c)
C
d)
O
21.
This is a correct dot diagram for nitrogen (N)
a)
true
b)
false
22.
Which of these is correct?
a)
b)
23.
What are valence electrons?
a)
The total number of electrons in an atom
b)
The number of electrons in the outermost shell
c)
The number of electrons in the second shell
d)
The number of protons in the outermost shell
24.
This could be the dot diagram of
a)
P
b)
Ar
c)
Na
d)
B
25.
Most elements will gain or lose electrons so that they end up with _______ valence electrons.
a)
2
b)
6
c)
8
d)
10
26.
Which of these is correct?
a)
b)
c)
100 %
