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WorksheetsAP Chemistry
Total questions: 24
Worksheet time: 36mins
Name
Class
Date
1.
What atom matches this electron configuration?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
2.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
3.
An orbital can at most hold how many electrons?
a)
1 electron
b)
2 electrons
c)
3 electrons
d)
4 electrons
4.
The electron configuration of an atom is 1s22s22p6. The number of electrons in the atom is
a)
3
b)
6
c)
8
d)
10
5.
What is the electron configuration of Ag?
a)
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1 4d10
b)
[Kr] 5s2 4d9
c)
1s2 2s2 2p6 3s2 3p6 4s2 4p6 5s2 4d9
d)
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4d10 4p6 5d10 5s2 4d9
6.
What is the shape of an s orbital?
a)
sphere
b)
dumbbell
c)
pear
7.
How many d orbitals are there in a given sublevel?
a)
1
b)
3
c)
5
d)
7
8.
How many electrons can the d sublevel hold?
a)
8
b)
10
c)
2
d)
4
9.
Which is associated with more energy?
a)
2p
b)
2s
c)
3p
d)
1s
10.
What is this element?
1s22s22p63s23p6
4s23d104p6
1s22s22p63s23p6
4s23d104p6
a)
Argon
b)
Krypton
c)
Selenium
d)
Bromide
11.
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
12.
Which is a correct orbital box diagram?
a)
a
b)
b
c)
d
d)
e
13.
How many valence electrons does an element with the following electron configuration have?
1s22s22p63s23p64s23d104p2
1s22s22p63s23p64s23d104p2
a)
2
b)
4
c)
14
d)
32
14.
Which of the following will have a larger radius than Zinc?
a)
Gallium
b)
Aluminum
c)
Magnesium
d)
Strontium
15.
Which of the following will have a higher electronegativity than arsenic (As)?
a)
Carbon (C)
b)
Neon (Ne)
c)
Antimony (Sb)
d)
Germanium (Ge)
16.
As atoms of elements in group 16 are considered in order from top to bottom, the electronegativity of each successive element....
a)
decreases
b)
increases
c)
remains the same
d)
none of the above
17.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium
c)
francium
d)
cesium
18.
As you move down the periodic table atoms get bigger. This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
19.
As you move across the periodic table atoms tend to get smaller because, ______________.
a)
the atoms have more mass.
b)
the atoms have less mass
c)
the atoms have more protons.
d)
the atoms have less electrons.
20.
The element with the lowest electronegativity in Period 3 is -
a)
Na
b)
Cl
c)
Ar
d)
Mg
21.
The element bromine is a -
a)
Period 3 alkali metal.
b)
Period 4 halogen.
c)
Period 3 noble gas.
d)
Period 4 transition metal.
22.
If a balloon is cooled what will happen to the volume?
a)
Volume will increase
b)
Volume will decrease
c)
Volume will not change
23.
The greater the speed of gas particles in a container, the:
a)
greater the pressure
b)
fewer collisions there will be
c)
lower the temperature
d)
lower the pressure
24.
Atoms with the same number of protons & different numbers of neutrons are known as ____.
a)
isotopes
b)
isomers
c)
ions
d)
sister elements
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