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2nd six weeks review Flashcards | StudBud
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2nd six weeks review
2nd six weeks review
33 terms
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chemistry
Flashcards
33 cards
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Questions
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Answers
1
Elements in the same group on the periodic table can be expected to have the similar...
number of neutrons
atomic numbers
properties
atomic masses
2
at ANY energy level, how many electrons can occupy the
s
orbital?
2, if they have opposite spins
2, if they have the same spin
no more than 8
1
3
0.25 g is the same as
0.025 mg
250 kg
250 mg
0.025 kg
4
3-D region around the nucleus where electrons hang out
orbit
orbital
electron path
spectral line
5
Aufbau principle says that an electron...
must enter an s orbital
can only have one spin
occupies the lowest available energy level
MUST be paired with another electron
6
What is the e- configuration for nitrogen (N), atomic number 7?
1s2 2s3 2p2
1s2 2s2 2p2 3s1
1s2 2s2 2p3
1s2 2s3 2p1
7
What determines the position of each element on the periodic table?
number of isotopes
number of neutrons
number of protons
mass number
8
The principles of atomic theory recognized today were conceived by ___
Bohr
Avogadro
Dalton
Rutherford
9
The most awesomest football player in all of the NFL is...
aaron rogers
dak prescott
tom brady
JJ WATT
10
How many orbitals are in an f sublevel?
3
5
7
1
11
Elements in which the d-sublevel is being filled have properties of...
nonmetals
metalloids
gases
metals
12
The symbol mm represents
micrometer
millimeter
meter
milliliter
13
The e- configurations of the noble gases from neon to radon make these elements part of the...
f block
p block
s block
d block
14
The e- configuration (C) is 1s
2
2s
2
2p
2
What is carbon's atomic number?
6
12
10
5
15
How many orbitals are in a d sublevel?
3
7
1
5
16
Calcium has the e- configuration [Ar] 4s
2
. In which period is calcium?
4
2
8
7
17
What do you call a horizontal row on the periodic table?
group
octet
family
period
18
How many possible orbital shapes can you find at the 3rd energy level?
3
4
1
2
19
The person whose work led to a periodic table based on increasing atomic number was ...
Rutherford
Moseley
Mendeleev
JJ Watt
20
What do you get when you cut an avocado into 6.02 x 10
23
pieces?
queso is life
a green mess
onion dip
gauca-MOLE
21
Argon, krypton, and xenon are all...
noble gases
halogens
transition metals
alkaline earth metals
22
A single orbital in the 3d level can hold ___ electrons
6
10
3
2
23
Which rule says that each of the p orbitals gets 1 electron before any of them get 2?
Aufbau principle
Quantum rule
Pauli exclusion
Hund's rule
24
What is the major difference between a 1s orbital and a 2s orbital?
the 2s is at a higher energy level
the 1s can hold only 1 electron
the 2s has a different shape
the 2 s will hold more electrons
25
Look at your periodic table. Potassium and bromine belong to ...
period 1
period 4
group 1
group 4
26
Elements in the p-block have properties most associated with...
nonmetals
metaloids
gases
metals
27
Which of the following lists the correct filling order according to Aufbau?
1s 2s 2p 3s 3p 4s 4p 3d 4d
1s 2s 2p 3s 4s 3p 3d 4p 5s
1s 2s 2p 3s 3p 3d 4s 4p 5s
1s 2s 2p 3s 3p 4s 3d 4p 5s
28
The p orbitals are shaped like
dumbbells
spheres
circles
electrons
29
A spherical cloud surrounding a nucleus would best represent
2 different p orbitals
combination of s and p orbitals
p orbital
s orbital
30
Periodic Law says that physical & chemical properties of elements are periodic functions of ...
their atomic masses
their ionic charges
their atomic radii
their atomic numbers
31
Law of Conservation of Mass: when elements form a compound, the mass of that compound is ___
equal to the sum of the masses of the individual elements
none of these
less than the sum of the masses of the individual elements
greater than the sum of the mass of the individual elements
32
In Period 3 there are 8 elements. What sublevel(s) is(are) being filled?
d and f
s and p
s and d
s
33
Look at your periodic table. To which group do fluorine and chlorine belong?
halogens
metaloids
alkaline earth metals
transition metals
